617 Area Code
Boston, Massachusetts
Area Code Information
| Area Code: | 617 |
| Major City: | Boston |
| State/Region: | Massachusetts (MA) |
| Time Zone: | Eastern |
| Current Local Time: | 5:02 AM |
| In Service Since: | 1/1/47 |
| Overlay: | Yes (617/617/857) |
Other Area Codes in Massachusetts
Prefixes & Exchanges
Showing 800 prefixes for area code 617
| Prefix | Location | Company | Assigned |
|---|---|---|---|
| 617-200 | -- | [UNASSIGNED] | -- |
| 617-201 | Cambridge | SPRINT SPECTRUM L.P. | 2/14/01 |
| 617-202 | Brighton | CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC | -- |
| 617-203 | Everett | XO MASSACHUSETTS, INC. | -- |
| 617-204 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-205 | Boston | NORFOLK COUNTY INTERNET, INC. | -- |
| 617-206 | Brighton | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-207 | Winthrop | COMCAST PHONE OF MASSACHUSETTS, INC. - MA | -- |
| 617-208 | Brighton | XO MASSACHUSETTS, INC. | -- |
| 617-209 | Belmont | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-210 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-211 | -- | [UNASSIGNED] | -- |
| 617-212 | Boston | SPRINT SPECTRUM L.P. | -- |
| 617-213 | Newton | BROADWING COMMUNICATIONS, LLC - MA | -- |
| 617-214 | Hyde Park | VERIZON NEW ENGLAND INC. | -- |
| 617-215 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-216 | Cambridge | SPRINT SPECTRUM L.P. | -- |
| 617-217 | Boston | TC SYSTEMS, INC. | -- |
| 617-218 | Cambridge | TC SYSTEMS, INC. | -- |
| 617-219 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-220 | Xxxxxxxxxx | VERIZON NEW ENGLAND INC. | -- |
| 617-221 | Quincy | CTC COMMUNICATIONS CORP. - MA | -- |
| 617-222 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-223 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-224 | Boston | XO MASSACHUSETTS, INC. | 11/14/01 |
| 617-225 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-226 | Boston | CTC COMMUNICATIONS CORP. - MA | -- |
| 617-227 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-228 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-229 | Cambridge | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-230 | Cambridge | OMNIPOINT MIAMI E LICENSE, LLC | -- |
| 617-231 | Watertown | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-232 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-233 | Cambridge | SPRINT SPECTRUM L.P. | -- |
| 617-234 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-235 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-236 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-237 | Quincy | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-238 | Roxbury | XO MASSACHUSETTS, INC. | -- |
| 617-239 | Boston | AT&T LOCAL | -- |
| 617-240 | Saugus | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-241 | Charlestn | VERIZON NEW ENGLAND INC. | -- |
| 617-242 | Charlestn | VERIZON NEW ENGLAND INC. | -- |
| 617-243 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-244 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-245 | Cambridge | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-246 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-247 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-248 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-249 | Quincy | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-250 | Cambridge | TC SYSTEMS, INC. | -- |
| 617-251 | Cambridge | SPRINT SPECTRUM L.P. | 2/14/01 |
| 617-252 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-253 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-254 | Brighton | VERIZON NEW ENGLAND INC. | -- |
| 617-255 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-256 | Cambridge | SPRINT SPECTRUM L.P. | -- |
| 617-257 | Saugus | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-258 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-259 | Boston | OMNIPOINT MIAMI E LICENSE, LLC | 1/7/04 |
| 617-260 | -- | VERIZON NEW ENGLAND INC. | -- |
| 617-261 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-262 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-263 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-264 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-265 | Dorchester | VERIZON NEW ENGLAND INC. | -- |
| 617-266 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-267 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-268 | So Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-269 | So Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-270 | Chelsea | SPRINT SPECTRUM L.P. | 2/14/01 |
| 617-271 | Eastboston | SPRINT SPECTRUM L.P. | 2/14/01 |
| 617-272 | Hyde Park | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-273 | Milton | BROADWING COMMUNICATIONS, LLC - MA | -- |
| 617-274 | Brookline | PAETEC COMMUNICATIONS, INC.- MA | -- |
| 617-275 | Boston | LEVEL 3 COMMUNICATIONS, LLC - MA | 12/15/01 |
| 617-276 | Hyde Park | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-277 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-278 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-279 | Boston | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-280 | Cambridge | NEP, LLC | 9/29/03 |
| 617-281 | Waltham | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-282 | Dorchester | VERIZON NEW ENGLAND INC. | -- |
| 617-283 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-284 | Somerville | VERIZON NEW ENGLAND INC. | -- |
| 617-285 | Saugus | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-286 | Charlestn | CTC COMMUNICATIONS CORP. - MA | 2/16/01 |
| 617-287 | Dorchester | VERIZON NEW ENGLAND INC. | -- |
| 617-288 | Dorchester | VERIZON NEW ENGLAND INC. | -- |
| 617-289 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-290 | Cambridge | SPRINT SPECTRUM L.P. | -- |
| 617-291 | Milton | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-292 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-293 | Boston | SPRINT SPECTRUM L.P. | -- |
| 617-294 | Everett | COMCAST PHONE OF MASSACHUSETTS, INC. - MA | -- |
| 617-295 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-296 | Milton | VERIZON NEW ENGLAND INC. | -- |
| 617-297 | Dorchester | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-298 | Milton | VERIZON NEW ENGLAND INC. | -- |
| 617-299 | Cambridge | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-300 | Cambridge | AT&T LOCAL | -- |
| 617-301 | Cambridge | NEW CINGULAR WIRELESS PCS, LLC - DC | 7/13/04 |
| 617-302 | Quincy | YMAX COMMUNICATIONS CORP. - MA | -- |
| 617-303 | Boston | FREEDOM RING COMMUNICATIONS, LLC | -- |
| 617-304 | Boston | SPRINT SPECTRUM L.P. | 5/8/02 |
| 617-305 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-306 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-307 | So Boston | CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC | -- |
| 617-308 | Cambridge | SPRINT SPECTRUM L.P. | -- |
| 617-309 | Boston | CTC COMMUNICATIONS CORP. - MA | 11/19/04 |
| 617-310 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-311 | -- | [UNASSIGNED] | -- |
| 617-312 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-313 | Milton | BROADVIEW NETWORKS, INC. - MA | -- |
| 617-314 | Boston | BROADWING COMMUNICATIONS, LLC - MA | -- |
| 617-315 | So Boston | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-316 | Boston | TC SYSTEMS, INC. | -- |
| 617-317 | Quincy | NORFOLK COUNTY INTERNET, INC. | -- |
| 617-318 | Roxbury | CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC | -- |
| 617-319 | Brighton | OMNIPOINT MIAMI E LICENSE, LLC | -- |
| 617-320 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-321 | Watertown | BROADVIEW NETWORKS, INC. - MA | -- |
| 617-322 | Milton | COMCAST PHONE OF MASSACHUSETTS, INC. - MA | -- |
| 617-323 | Jamaica Pl | VERIZON NEW ENGLAND INC. | -- |
| 617-324 | Cambridge | VERIZON NEW ENGLAND INC. | 8/8/02 |
| 617-325 | Jamaica Pl | VERIZON NEW ENGLAND INC. | -- |
| 617-326 | Dorchester | XO MASSACHUSETTS, INC. | -- |
| 617-327 | Jamaica Pl | VERIZON NEW ENGLAND INC. | -- |
| 617-328 | Quincy | VERIZON NEW ENGLAND INC. | -- |
| 617-329 | Winthrop | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-330 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-331 | Boston | OMNIPOINT MIAMI E LICENSE, LLC | -- |
| 617-332 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-333 | Hyde Park | VERIZON NEW ENGLAND INC. | -- |
| 617-334 | So Boston | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-335 | Cambridge | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-336 | Chelsea | PAETEC COMMUNICATIONS, INC.- MA | -- |
| 617-337 | Charlestn | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-338 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-339 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-340 | Newton | CTC COMMUNICATIONS CORP. - MA | 10/11/01 |
| 617-341 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-342 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-343 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-344 | Jamaica Pl | XO MASSACHUSETTS, INC. | -- |
| 617-345 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-346 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-347 | Quincy | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-348 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-349 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-350 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-351 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-352 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-353 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-354 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-355 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-356 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-357 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-358 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-359 | Cambridge | SPRINT SPECTRUM L.P. | -- |
| 617-360 | Hyde Park | VERIZON NEW ENGLAND INC. | -- |
| 617-361 | Hyde Park | VERIZON NEW ENGLAND INC. | -- |
| 617-362 | Hyde Park | BANDWIDTH.COM CLEC, LLC - MA | -- |
| 617-363 | Jamaica Pl | VERIZON NEW ENGLAND INC. | -- |
| 617-364 | Hyde Park | VERIZON NEW ENGLAND INC. | -- |
| 617-365 | Dedham | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-366 | Boston | VERIZON NEW ENGLAND INC. | 5/6/04 |
| 617-367 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-368 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-369 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-370 | Chelsea | XO MASSACHUSETTS, INC. | -- |
| 617-371 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-372 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-373 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-374 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-375 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-376 | Quincy | VERIZON NEW ENGLAND INC. | -- |
| 617-377 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-378 | Boston | TC SYSTEMS, INC. | -- |
| 617-379 | Dorchester | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-380 | Charlestn | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-381 | Everett | VERIZON NEW ENGLAND INC. | -- |
| 617-382 | Everett | VERIZON NEW ENGLAND INC. | -- |
| 617-383 | Brookline | CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC | -- |
| 617-384 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-385 | Boston | TC SYSTEMS, INC. | -- |
| 617-386 | Cambridge | AT&T LOCAL | 12/15/01 |
| 617-387 | Everett | VERIZON NEW ENGLAND INC. | -- |
| 617-388 | Cambridge | SPRINT SPECTRUM L.P. | -- |
| 617-389 | Everett | VERIZON NEW ENGLAND INC. | -- |
| 617-390 | Jamaica Pl | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-391 | Boston | CTC COMMUNICATIONS CORP. - MA | 4/30/08 |
| 617-392 | Boston | TC SYSTEMS, INC. | -- |
| 617-393 | Watertown | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-394 | Everett | VERIZON NEW ENGLAND INC. | -- |
| 617-395 | Cambridge | BROADWING COMMUNICATIONS, LLC - MA | -- |
| 617-396 | Brookline | TC SYSTEMS, INC. | -- |
| 617-397 | Cambridge | AT&T LOCAL | -- |
| 617-398 | Charlestn | AT&T LOCAL | -- |
| 617-399 | Boston | XO MASSACHUSETTS, INC. | -- |
| 617-400 | Roxbury | NORFOLK COUNTY INTERNET, INC. | -- |
| 617-401 | Cambridge | LEVEL 3 COMMUNICATIONS, LLC - MA | -- |
| 617-402 | Watertown | LOCAL ACCESS LLC - MA | -- |
| 617-403 | Brighton | VERIZON NEW ENGLAND INC. | -- |
| 617-404 | Quincy | ONVOY, LLC - MA | 12/28/17 |
| 617-405 | Quincy | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-406 | Boston | TC SYSTEMS, INC. | -- |
| 617-407 | Boston | OMNIPOINT MIAMI E LICENSE, LLC | -- |
| 617-408 | Hyde Park | VERIZON NEW ENGLAND INC. | -- |
| 617-409 | Chelsea | CTC COMMUNICATIONS CORP. - MA | 2/16/01 |
| 617-410 | Everett | CTC COMMUNICATIONS CORP. - MA | 2/16/01 |
| 617-411 | -- | [UNASSIGNED] | -- |
| 617-412 | Boston | OMNIPOINT MIAMI E LICENSE, LLC | 4/11/05 |
| 617-413 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-414 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-415 | Brighton | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-416 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | 2/16/01 |
| 617-417 | Cambridge | NEW CINGULAR WIRELESS PCS, LLC - DC | 2/16/01 |
| 617-418 | Eastboston | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-419 | Boston | BANDWIDTH.COM CLEC, LLC - MA | 10/16/09 |
| 617-420 | Everett | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-421 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-422 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-423 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-424 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-425 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-426 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-427 | Roxbury | VERIZON NEW ENGLAND INC. | -- |
| 617-428 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-429 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-430 | Cambridge | BANDWIDTH.COM CLEC, LLC - MA | -- |
| 617-431 | Newton | TC SYSTEMS, INC. | -- |
| 617-432 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-433 | Milton | TC SYSTEMS, INC. | -- |
| 617-434 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-435 | Jamaica Pl | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-436 | Dorchester | VERIZON NEW ENGLAND INC. | -- |
| 617-437 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-438 | Boston | SPRINT SPECTRUM L.P. | -- |
| 617-439 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-440 | Somerville | CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC | -- |
| 617-441 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-442 | Roxbury | VERIZON NEW ENGLAND INC. | -- |
| 617-443 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-444 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-445 | Roxbury | VERIZON NEW ENGLAND INC. | -- |
| 617-446 | Dorchester | XO MASSACHUSETTS, INC. | -- |
| 617-447 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 6/11/04 |
| 617-448 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-449 | Boston | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-450 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-451 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-452 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-453 | Cambridge | BANDWIDTH.COM CLEC, LLC - MA | -- |
| 617-454 | Newton | TC SYSTEMS, INC. | -- |
| 617-455 | Eastboston | CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC | -- |
| 617-456 | Boston | BROADVIEW NETWORKS, INC. - MA | -- |
| 617-457 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-458 | Watertown | SPRINT SPECTRUM L.P. | 7/31/02 |
| 617-459 | Boston | SPRINT SPECTRUM L.P. | 11/23/04 |
| 617-460 | Cambridge | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-461 | Chelsea | SPRINT SPECTRUM L.P. | -- |
| 617-462 | Dedham | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-463 | So Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-464 | So Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-465 | Cambridge | BANDWIDTH.COM CLEC, LLC - MA | -- |
| 617-466 | Chelsea | COMCAST PHONE OF MASSACHUSETTS, INC. - MA | -- |
| 617-467 | Newton | CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC | -- |
| 617-468 | Cambridge | BANDWIDTH.COM CLEC, LLC - MA | -- |
| 617-469 | Jamaica Pl | VERIZON NEW ENGLAND INC. | -- |
| 617-470 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-471 | Quincy | VERIZON NEW ENGLAND INC. | -- |
| 617-472 | Quincy | VERIZON NEW ENGLAND INC. | -- |
| 617-473 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-474 | Dorchester | VERIZON NEW ENGLAND INC. | -- |
| 617-475 | Cambridge | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-476 | Boston | TC SYSTEMS, INC. | -- |
| 617-477 | Jamaica Pl | XO MASSACHUSETTS, INC. | 12/6/01 |
| 617-478 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-479 | Quincy | VERIZON NEW ENGLAND INC. | -- |
| 617-480 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-481 | Quincy | COMCAST PHONE OF MASSACHUSETTS, INC. - MA | -- |
| 617-482 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-483 | Quincy | VERIZON NEW ENGLAND INC. | -- |
| 617-484 | Belmont | VERIZON NEW ENGLAND INC. | -- |
| 617-485 | Newton | AT&T LOCAL | -- |
| 617-486 | Belmont | VERIZON NEW ENGLAND INC. | -- |
| 617-487 | Brookline | TC SYSTEMS, INC. | -- |
| 617-488 | Boston | TC SYSTEMS, INC. | -- |
| 617-489 | Belmont | VERIZON NEW ENGLAND INC. | -- |
| 617-490 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-491 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-492 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-493 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-494 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-495 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-496 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-497 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-498 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-499 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-500 | Cambridge | LEVEL 3 COMMUNICATIONS, LLC - MA | -- |
| 617-501 | Somerville | SPRINT SPECTRUM L.P. | -- |
| 617-502 | Boston | PAETEC COMMUNICATIONS, INC.- MA | -- |
| 617-503 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-504 | Boston | SPRINT SPECTRUM L.P. | -- |
| 617-505 | Brookline | LEVEL 3 COMMUNICATIONS, LLC - MA | -- |
| 617-506 | Dorchester | CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC | -- |
| 617-507 | Boston | XO MASSACHUSETTS, INC. | -- |
| 617-508 | -- | VERIZON NEW ENGLAND INC. | -- |
| 617-509 | Quincy | VERIZON NEW ENGLAND INC. | -- |
| 617-510 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-511 | -- | [UNASSIGNED] | -- |
| 617-512 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-513 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-514 | Dorchester | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-515 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-516 | Roxbury | XO MASSACHUSETTS, INC. | -- |
| 617-517 | Boston | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-518 | Boston | NEXTWAVE TELECOM, INC DBA NEXTWAVE WIRELESS | -- |
| 617-519 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-520 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-521 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-522 | Jamaica Pl | VERIZON NEW ENGLAND INC. | -- |
| 617-523 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-524 | Jamaica Pl | VERIZON NEW ENGLAND INC. | -- |
| 617-525 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-526 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-527 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-528 | Cambridge | TC SYSTEMS, INC. | -- |
| 617-529 | Saugus | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-530 | Boston | TC SYSTEMS, INC. | -- |
| 617-531 | Boston | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-532 | Boston | PAETEC COMMUNICATIONS, INC.- MA | -- |
| 617-533 | Dorchester | VERIZON NEW ENGLAND INC. | -- |
| 617-534 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-535 | Boston | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-536 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-537 | Quincy | VERIZON NEW ENGLAND INC. | -- |
| 617-538 | Waltham | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-539 | Winthrop | VERIZON NEW ENGLAND INC. | -- |
| 617-540 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-541 | Roxbury | VERIZON NEW ENGLAND INC. | -- |
| 617-542 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-543 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-544 | Everett | CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC | 2/22/01 |
| 617-545 | Everett | AT&T LOCAL | -- |
| 617-546 | Newton | BANDWIDTH.COM CLEC, LLC - MA | -- |
| 617-547 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-548 | Saugus | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-549 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-550 | -- | [UNASSIGNED] | -- |
| 617-551 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-552 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-553 | Jamaica Pl | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-554 | -- | [UNASSIGNED] | -- |
| 617-555 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-556 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-557 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-558 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-559 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-560 | Brighton | VERIZON NEW ENGLAND INC. | -- |
| 617-561 | Eastboston | VERIZON NEW ENGLAND INC. | -- |
| 617-562 | Brighton | VERIZON NEW ENGLAND INC. | -- |
| 617-563 | Boston | TC SYSTEMS, INC. | -- |
| 617-564 | Newton | PAETEC COMMUNICATIONS, INC.- MA | -- |
| 617-565 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-566 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-567 | Eastboston | VERIZON NEW ENGLAND INC. | -- |
| 617-568 | Eastboston | VERIZON NEW ENGLAND INC. | -- |
| 617-569 | Eastboston | VERIZON NEW ENGLAND INC. | -- |
| 617-570 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-571 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-572 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-573 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-574 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-575 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-576 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-577 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-578 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-579 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-580 | Charlestn | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-581 | Newton | CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC | -- |
| 617-582 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-583 | Cambridge | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-584 | Newton | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-585 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-586 | Brighton | LOCAL ACCESS LLC - MA | -- |
| 617-587 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-588 | Cambridge | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-589 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-590 | Boston | SPRINT SPECTRUM L.P. | -- |
| 617-591 | Somerville | VERIZON NEW ENGLAND INC. | -- |
| 617-592 | Boston | SPRINT SPECTRUM L.P. | -- |
| 617-593 | Boston | SPRINT SPECTRUM L.P. | -- |
| 617-594 | Boston | SPRINT SPECTRUM L.P. | -- |
| 617-595 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 3/7/05 |
| 617-596 | So Boston | SPRINT SPECTRUM L.P. | -- |
| 617-597 | Newton | XO MASSACHUSETTS, INC. | -- |
| 617-598 | Boston | TC SYSTEMS, INC. | -- |
| 617-599 | Cambridge | VERIZON NEW ENGLAND INC. | 2/28/01 |
| 617-600 | Watertown | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-601 | Everett | NORFOLK COUNTY INTERNET, INC. | -- |
| 617-602 | Roxbury | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-603 | Boston | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-604 | Hyde Park | VERIZON NEW ENGLAND INC. | -- |
| 617-605 | Malden | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-606 | Roxbury | LEVEL 3 COMMUNICATIONS, LLC - MA | -- |
| 617-607 | Watertown | XO MASSACHUSETTS, INC. | -- |
| 617-608 | Brookline | XO MASSACHUSETTS, INC. | -- |
| 617-609 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-610 | Newton | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-611 | -- | [UNASSIGNED] | -- |
| 617-612 | Watertown | TC SYSTEMS, INC. | -- |
| 617-613 | Cambridge | TC SYSTEMS, INC. | -- |
| 617-614 | Newton | XO MASSACHUSETTS, INC. | -- |
| 617-615 | Milton | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-616 | Somerville | TC SYSTEMS, INC. | -- |
| 617-617 | -- | [UNASSIGNED] | -- |
| 617-618 | Newton | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-619 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-620 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-621 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-622 | So Boston | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-623 | Somerville | VERIZON NEW ENGLAND INC. | -- |
| 617-624 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-625 | Somerville | VERIZON NEW ENGLAND INC. | -- |
| 617-626 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-627 | Somerville | VERIZON NEW ENGLAND INC. | -- |
| 617-628 | Somerville | VERIZON NEW ENGLAND INC. | -- |
| 617-629 | Somerville | VERIZON NEW ENGLAND INC. | -- |
| 617-630 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-631 | Newton | AT&T LOCAL | -- |
| 617-632 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-633 | Waltham | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-634 | Eastboston | VERIZON NEW ENGLAND INC. | -- |
| 617-635 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-636 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-637 | Jamaica Pl | SPRINT SPECTRUM L.P. | 10/19/11 |
| 617-638 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-639 | Quincy | BROADWING COMMUNICATIONS, LLC - MA | -- |
| 617-640 | Dedham | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-641 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-642 | Cambridge | OMNIPOINT MIAMI E LICENSE, LLC | -- |
| 617-643 | Boston | VERIZON NEW ENGLAND INC. | 7/16/01 |
| 617-644 | Newton | BANDWIDTH.COM CLEC, LLC - MA | -- |
| 617-645 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-646 | Boston | TC SYSTEMS, INC. | -- |
| 617-647 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-648 | Boston | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-649 | Cambridge | XO MASSACHUSETTS, INC. | -- |
| 617-650 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-651 | Brookline | PAETEC COMMUNICATIONS, INC.- MA | -- |
| 617-652 | Roxbury | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-653 | Quincy | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-654 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-655 | Boston | ONVOY, LLC - MA | 1/30/19 |
| 617-656 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-657 | Quincy | CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC | -- |
| 617-658 | Newton | PAETEC COMMUNICATIONS, INC.- MA | 5/2/01 |
| 617-659 | Newton | VERIZON NEW ENGLAND INC. | 2/28/05 |
| 617-660 | Chelsea | VERIZON NEW ENGLAND INC. | -- |
| 617-661 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-662 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-663 | Newton | TC SYSTEMS, INC. | -- |
| 617-664 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-665 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-666 | Somerville | VERIZON NEW ENGLAND INC. | -- |
| 617-667 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-668 | Watertown | XO MASSACHUSETTS, INC. | -- |
| 617-669 | Charlestn | OMNIPOINT MIAMI E LICENSE, LLC | -- |
| 617-670 | Boston | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-671 | Boston | SPRINT SPECTRUM L.P. | 11/18/04 |
| 617-672 | Boston | TC SYSTEMS, INC. | 4/24/08 |
| 617-673 | Watertown | VERIZON NEW ENGLAND INC. | -- |
| 617-674 | Cambridge | DSCI, LLC | -- |
| 617-675 | Hyde Park | BANDWIDTH.COM CLEC, LLC - MA | -- |
| 617-676 | Jamaica Pl | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-677 | Brookline | NORFOLK COUNTY INTERNET, INC. | -- |
| 617-678 | Newton | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-679 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-680 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-681 | Charlestn | XO MASSACHUSETTS, INC. | -- |
| 617-682 | Cambridge | YMAX COMMUNICATIONS CORP. - MA | -- |
| 617-683 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-684 | Somerville | XO MASSACHUSETTS, INC. | -- |
| 617-685 | Cambridge | MCI WORLDCOM COMMUNICATIONS, INC. - MA | 1/8/18 |
| 617-686 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-687 | Quincy | XO MASSACHUSETTS, INC. | -- |
| 617-688 | Kingston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-689 | Quincy | VERIZON NEW ENGLAND INC. | -- |
| 617-690 | Milton | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-691 | Quincy | TC SYSTEMS, INC. | -- |
| 617-692 | Boston | TC SYSTEMS, INC. | -- |
| 617-693 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-694 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-695 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-696 | Milton | VERIZON NEW ENGLAND INC. | -- |
| 617-697 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-698 | Milton | VERIZON NEW ENGLAND INC. | -- |
| 617-699 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-700 | -- | [UNASSIGNED] | -- |
| 617-701 | So Boston | XO MASSACHUSETTS, INC. | -- |
| 617-702 | Somerville | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-703 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-704 | Dorchester | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-705 | Hyde Park | VERIZON NEW ENGLAND INC. | -- |
| 617-706 | Quincy | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-707 | Dorchester | NORFOLK COUNTY INTERNET, INC. | -- |
| 617-708 | Roxbury | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-709 | -- | [UNASSIGNED] | -- |
| 617-710 | Cambridge | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-711 | -- | [UNASSIGNED] | -- |
| 617-712 | Charlestn | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-713 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-714 | Cambridge | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-715 | Cambridge | PAETEC COMMUNICATIONS, INC.- MA | -- |
| 617-716 | Eastboston | XO MASSACHUSETTS, INC. | -- |
| 617-717 | Boston | AT&T LOCAL | -- |
| 617-718 | Somerville | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-719 | Boston | SPRINT SPECTRUM L.P. | -- |
| 617-720 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-721 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-722 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-723 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-724 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-725 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-726 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-727 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-728 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-729 | Quincy | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-730 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-731 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-732 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-733 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-734 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-735 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-736 | -- | [UNASSIGNED] | -- |
| 617-737 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-738 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-739 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-740 | Dorchester | VERIZON NEW ENGLAND INC. | -- |
| 617-741 | Somerville | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-742 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-743 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-744 | Watertown | COMCAST PHONE OF MASSACHUSETTS, INC. - MA | -- |
| 617-745 | Quincy | VERIZON NEW ENGLAND INC. | -- |
| 617-746 | Brighton | VERIZON NEW ENGLAND INC. | -- |
| 617-747 | Boston | TC SYSTEMS, INC. | -- |
| 617-748 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-749 | Roxbury | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-750 | Quincy | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-751 | Brookline | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-752 | So Boston | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-753 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-754 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-755 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-756 | Boston | SPRINT SPECTRUM L.P. | 3/30/07 |
| 617-757 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-758 | Cambridge | BROADVIEW NETWORKS, INC. - MA | -- |
| 617-759 | Dedham | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-760 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-761 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-762 | Newton | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-763 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-764 | Somerville | COMCAST PHONE OF MASSACHUSETTS, INC. - MA | -- |
| 617-765 | So Boston | LEVEL 3 COMMUNICATIONS, LLC - MA | 2/27/02 |
| 617-766 | So Boston | TC SYSTEMS, INC. | -- |
| 617-767 | Somerville | SPRINT SPECTRUM L.P. | 3/9/01 |
| 617-768 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-769 | Quincy | VERIZON NEW ENGLAND INC. | -- |
| 617-770 | Quincy | VERIZON NEW ENGLAND INC. | -- |
| 617-771 | Malden | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-772 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-773 | Quincy | VERIZON NEW ENGLAND INC. | -- |
| 617-774 | Quincy | VERIZON NEW ENGLAND INC. | -- |
| 617-775 | Newton | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-776 | Somerville | VERIZON NEW ENGLAND INC. | -- |
| 617-777 | Boston | SPRINT SPECTRUM L.P. | 10/1/01 |
| 617-778 | Boston | CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC | -- |
| 617-779 | Brighton | VERIZON NEW ENGLAND INC. | -- |
| 617-780 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-781 | -- | [UNASSIGNED] | -- |
| 617-782 | Brighton | VERIZON NEW ENGLAND INC. | -- |
| 617-783 | Brighton | VERIZON NEW ENGLAND INC. | -- |
| 617-784 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-785 | Boston | SPRINT SPECTRUM L.P. | 9/28/04 |
| 617-786 | Quincy | VERIZON NEW ENGLAND INC. | -- |
| 617-787 | Brighton | VERIZON NEW ENGLAND INC. | -- |
| 617-788 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-789 | Brighton | VERIZON NEW ENGLAND INC. | -- |
| 617-790 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-791 | Saugus | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-792 | Roxbury | OMNIPOINT MIAMI E LICENSE, LLC | -- |
| 617-793 | Quincy | TC SYSTEMS, INC. | -- |
| 617-794 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-795 | Newton | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-796 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-797 | Saugus | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-798 | Cambridge | BANDWIDTH.COM CLEC, LLC - MA | -- |
| 617-799 | Boston | SPRINT SPECTRUM L.P. | -- |
| 617-800 | Cambridge | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-801 | Quincy | BROADVIEW NETWORKS, INC. - MA | -- |
| 617-802 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-803 | Cambridge | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-804 | Quincy | BANDWIDTH.COM CLEC, LLC - MA | -- |
| 617-805 | -- | [UNASSIGNED] | -- |
| 617-806 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-807 | Boston | CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC | 5/17/10 |
| 617-808 | -- | [UNASSIGNED] | -- |
| 617-809 | -- | [UNASSIGNED] | -- |
| 617-810 | -- | [UNASSIGNED] | -- |
| 617-811 | -- | [UNASSIGNED] | -- |
| 617-812 | Cambridge | ONVOY, LLC - MA | -- |
| 617-813 | -- | [UNASSIGNED] | -- |
| 617-814 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-815 | -- | [UNASSIGNED] | -- |
| 617-816 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-817 | Brighton | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-818 | Boston | OMNIPOINT MIAMI E LICENSE, LLC | -- |
| 617-819 | Chelsea | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-820 | Boston | BROADWING COMMUNICATIONS, LLC - MA | 9/2/04 |
| 617-821 | Cambridge | SPRINT SPECTRUM L.P. | -- |
| 617-822 | Dorchester | VERIZON NEW ENGLAND INC. | -- |
| 617-823 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-824 | Boston | TC SYSTEMS, INC. | -- |
| 617-825 | Dorchester | VERIZON NEW ENGLAND INC. | -- |
| 617-826 | Belmont | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-827 | Weymouth | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-828 | Boston | SPRINT SPECTRUM L.P. | -- |
| 617-829 | Quincy | LOCAL ACCESS LLC - MA | -- |
| 617-830 | Boston | DSCI, LLC | 2/15/05 |
| 617-831 | Newton | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-832 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-833 | Hyde Park | CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC | -- |
| 617-834 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-835 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-836 | Cambridge | NORFOLK COUNTY INTERNET, INC. | -- |
| 617-837 | Quincy | BROADWING COMMUNICATIONS, LLC - MA | -- |
| 617-838 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-839 | Boston | SPRINT SPECTRUM L.P. | -- |
| 617-840 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-841 | Winthrop | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-842 | Quincy | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-843 | Everett | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-844 | Cambridge | CTC COMMUNICATIONS CORP. - MA | -- |
| 617-845 | Quincy | XO MASSACHUSETTS, INC. | -- |
| 617-846 | Winthrop | VERIZON NEW ENGLAND INC. | -- |
| 617-847 | Quincy | VERIZON NEW ENGLAND INC. | -- |
| 617-848 | Boston | BROADWING COMMUNICATIONS, LLC - MA | -- |
| 617-849 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | 6/20/06 |
| 617-850 | Boston | TC SYSTEMS, INC. | -- |
| 617-851 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-852 | Cambridge | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-853 | Newton | NORFOLK COUNTY INTERNET, INC. | -- |
| 617-854 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-855 | Belmont | VERIZON NEW ENGLAND INC. | -- |
| 617-856 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-857 | -- | [UNASSIGNED] | -- |
| 617-858 | Roxbury | OMNIPOINT MIAMI E LICENSE, LLC | 3/31/09 |
| 617-859 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-860 | Brookline | XO MASSACHUSETTS, INC. | -- |
| 617-861 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-862 | Newton | LOCAL ACCESS LLC - MA | -- |
| 617-863 | Somerville | VERIZON NEW ENGLAND INC. | -- |
| 617-864 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-865 | Boston | BANDWIDTH.COM CLEC, LLC - MA | -- |
| 617-866 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-867 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-868 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-869 | Boston | SPRINT SPECTRUM L.P. | 3/9/01 |
| 617-870 | Brighton | BROADWING COMMUNICATIONS, LLC - MA | -- |
| 617-871 | Cambridge | CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC | -- |
| 617-872 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-873 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-874 | Eastboston | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-875 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-876 | Cambridge | VERIZON NEW ENGLAND INC. | -- |
| 617-877 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-878 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-879 | Brookline | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-880 | Boston | TC SYSTEMS, INC. | -- |
| 617-881 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-882 | Newton | BANDWIDTH.COM CLEC, LLC - MA | -- |
| 617-883 | Belmont | VERIZON NEW ENGLAND INC. | -- |
| 617-884 | Chelsea | VERIZON NEW ENGLAND INC. | -- |
| 617-885 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-886 | Charlestn | VERIZON NEW ENGLAND INC. | -- |
| 617-887 | Chelsea | VERIZON NEW ENGLAND INC. | -- |
| 617-888 | Boston | SPRINT SPECTRUM L.P. | 4/28/05 |
| 617-889 | Chelsea | VERIZON NEW ENGLAND INC. | -- |
| 617-890 | Quincy | XO MASSACHUSETTS, INC. | -- |
| 617-891 | Brighton | NORFOLK COUNTY INTERNET, INC. | -- |
| 617-892 | Boston | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-893 | Newton | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-894 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 5/13/04 |
| 617-895 | Eastboston | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-896 | Boston | XO MASSACHUSETTS, INC. | -- |
| 617-897 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-898 | Milton | VERIZON NEW ENGLAND INC. | -- |
| 617-899 | Cambridge | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-900 | -- | [UNASSIGNED] | -- |
| 617-901 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-902 | Cambridge | BROADVIEW NETWORKS, INC. - MA | -- |
| 617-903 | Brighton | CTC COMMUNICATIONS CORP. - MA | -- |
| 617-904 | Boston | BROADVIEW NETWORKS, INC. - MA | -- |
| 617-905 | Dorchester | SPRINT SPECTRUM L.P. | -- |
| 617-906 | Brookline | BROADWING COMMUNICATIONS, LLC - MA | -- |
| 617-907 | Milton | NORFOLK COUNTY INTERNET, INC. | -- |
| 617-908 | Boston | SPRINT SPECTRUM L.P. | -- |
| 617-909 | Cambridge | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-910 | Hyde Park | COMCAST PHONE OF MASSACHUSETTS, INC. - MA | -- |
| 617-911 | -- | [UNASSIGNED] | -- |
| 617-912 | Boston | TC SYSTEMS, INC. | -- |
| 617-913 | Eastboston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-914 | Cambridge | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-915 | Milton | BROADWING COMMUNICATIONS, LLC - MA | -- |
| 617-916 | Newton | COMCAST PHONE OF MASSACHUSETTS, INC. - MA | -- |
| 617-917 | Everett | XO MASSACHUSETTS, INC. | -- |
| 617-918 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-919 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-920 | -- | [UNASSIGNED] | -- |
| 617-921 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-922 | Milton | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-923 | Watertown | VERIZON NEW ENGLAND INC. | -- |
| 617-924 | Watertown | VERIZON NEW ENGLAND INC. | -- |
| 617-925 | Brighton | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-926 | Watertown | VERIZON NEW ENGLAND INC. | -- |
| 617-927 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-928 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-929 | Dorchester | VERIZON NEW ENGLAND INC. | -- |
| 617-930 | Waltham | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-931 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-932 | Belmont | TC SYSTEMS, INC. | -- |
| 617-933 | Boston | PAETEC COMMUNICATIONS, INC.- MA | -- |
| 617-934 | Quincy | LEVEL 3 COMMUNICATIONS, LLC - MA | -- |
| 617-935 | Brookline | SPRINT SPECTRUM L.P. | 7/31/02 |
| 617-936 | Boston | PAETEC COMMUNICATIONS, INC.- MA | 12/9/11 |
| 617-937 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-938 | Boston | BROADWING COMMUNICATIONS, LLC - MA | 8/4/04 |
| 617-939 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-940 | -- | [UNASSIGNED] | -- |
| 617-941 | Somerville | XO MASSACHUSETTS, INC. | -- |
| 617-942 | Jamaica Pl | TC SYSTEMS, INC. | -- |
| 617-943 | Boston | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-944 | Everett | COMCAST PHONE OF MASSACHUSETTS, INC. - MA | 3/8/01 |
| 617-945 | Cambridge | COMCAST PHONE OF MASSACHUSETTS, INC. - MA | -- |
| 617-946 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-947 | Boston | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | -- |
| 617-948 | Boston | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-949 | Cambridge | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-950 | -- | [UNASSIGNED] | -- |
| 617-951 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-952 | Charlestn | MCI WORLDCOM COMMUNICATIONS, INC. - MA | 3/8/01 |
| 617-953 | Brookline | OMNIPOINT MIAMI E LICENSE, LLC | -- |
| 617-954 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-955 | Cambridge | NEW CINGULAR WIRELESS PCS, LLC - DC | 5/9/05 |
| 617-956 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-957 | Melrose | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-958 | Chelsea | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | -- |
| 617-959 | Boston | OMNIPOINT MIAMI E LICENSE, LLC | 8/23/04 |
| 617-960 | Boston | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-961 | Boston | VERIZON NEW ENGLAND INC. | 12/26/01 |
| 617-962 | Waltham | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-963 | Boston | SPRINT SPECTRUM L.P. | 9/27/07 |
| 617-964 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-965 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-966 | Waltham | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-967 | Waltham | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-968 | Waltham | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-969 | Newton | VERIZON NEW ENGLAND INC. | -- |
| 617-970 | Eastboston | SPRINT SPECTRUM L.P. | -- |
| 617-971 | Jamaica Pl | VERIZON NEW ENGLAND INC. | -- |
| 617-972 | Watertown | VERIZON NEW ENGLAND INC. | -- |
| 617-973 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-974 | Waltham | NEW CINGULAR WIRELESS PCS, LLC - DC | -- |
| 617-975 | Brookline | VERIZON NEW ENGLAND INC. | -- |
| 617-976 | -- | [UNASSIGNED] | -- |
| 617-977 | Belmont | XO MASSACHUSETTS, INC. | -- |
| 617-978 | -- | VERIZON NEW ENGLAND INC. | -- |
| 617-979 | Dorchester | PAETEC COMMUNICATIONS, INC.- MA | -- |
| 617-980 | Milton | SPRINT SPECTRUM L.P. | 10/25/02 |
| 617-981 | Eastboston | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-982 | Boston | LOCAL ACCESS LLC - MA | 2/15/13 |
| 617-983 | Jamaica Pl | VERIZON NEW ENGLAND INC. | -- |
| 617-984 | Quincy | VERIZON NEW ENGLAND INC. | -- |
| 617-985 | Quincy | VERIZON NEW ENGLAND INC. | -- |
| 617-986 | Boston | BROADVIEW NETWORKS, INC. - MA | -- |
| 617-987 | Brighton | RCN TELECOM SERVICES, INC. - MA | -- |
| 617-988 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-989 | Roxbury | VERIZON NEW ENGLAND INC. | -- |
| 617-990 | Hyde Park | BROADWING COMMUNICATIONS, LLC - MA | -- |
| 617-991 | Brookline | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | -- |
| 617-992 | Brookline | MCI WORLDCOM COMMUNICATIONS, INC. - MA | -- |
| 617-993 | Belmont | VERIZON NEW ENGLAND INC. | -- |
| 617-994 | Boston | VERIZON NEW ENGLAND INC. | -- |
| 617-995 | Cambridge | XO MASSACHUSETTS, INC. | -- |
| 617-996 | Somerville | BROADWING COMMUNICATIONS, LLC - MA | -- |
| 617-997 | Eastboston | LEVEL 3 COMMUNICATIONS, LLC - MA | -- |
| 617-998 | Cambridge | VERIZON NEW ENGLAND INC. | 6/21/01 |
| 617-999 | Cambridge | AT&T LOCAL | -- |
Massachusetts Area Codes