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773 Area Code

Chicago, Illinois

Area Code Information

Area Code: 773
Major City: Chicago
State/Region: Illinois (IL)
Time Zone: Central
Current Local Time: 10:55 PM
In Service Since: 10/12/96
Overlay: Yes (773/773/872)

Prefixes & Exchanges

Showing 800 prefixes for area code 773

Prefix Location Company Assigned
773-200 -- AMERITECH ILLINOIS --
773-201 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-202 Chicgozn03 AMERITECH ILLINOIS --
773-203 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-204 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-205 Chicgozn03 AMERITECH ILLINOIS --
773-206 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-207 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-208 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-209 Chicgozn03 SPRINT SPECTRUM L.P. --
773-210 Chicgozn01 AMERITECH ILLINOIS --
773-211 -- [UNASSIGNED] --
773-212 Chicgozn03 USA MOBILITY WIRELESS, INC. --
773-213 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-214 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-215 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-216 Chicgozn01 SPRINT SPECTRUM L.P. --
773-217 Chicgozn09 NEW CINGULAR WIRELESS PCS, LLC - IL 5/19/09
773-218 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-219 Chicgozn07 T-MOBILE USA, INC. --
773-220 Chicgozn03 SPRINT SPECTRUM L.P. --
773-221 Chicgozn09 AMERITECH ILLINOIS --
773-222 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-223 Chicgozn06 USA MOBILITY WIRELESS, INC. --
773-224 Chicgozn07 AMERITECH ILLINOIS --
773-225 Chicgozn03 T-MOBILE USA, INC. 3/15/06
773-226 Chicgozn10 T-MOBILE USA, INC. 11/27/07
773-227 Chicgozn04 AMERITECH ILLINOIS --
773-228 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-229 Chicgozn08 AMERITECH ILLINOIS --
773-230 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-231 Chicgozn07 LEVEL 3 COMMUNICATIONS, LLC - IL 9/8/11
773-232 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-233 Chicgozn10 AMERITECH ILLINOIS --
773-234 Chicgozn06 BANDWIDTH.COM CLEC, LLC - IL 6/26/09
773-235 Chicgozn04 AMERITECH ILLINOIS --
773-236 Chicgozn07 T-MOBILE USA, INC. 6/26/09
773-237 Chicgozn05 AMERITECH ILLINOIS --
773-238 Chicgozn10 AMERITECH ILLINOIS --
773-239 Chicgozn10 AMERITECH ILLINOIS --
773-240 Chicgozn10 T-MOBILE USA, INC. 10/16/07
773-241 Chicgozn07 AMERITECH ILLINOIS --
773-242 Chicgozn06 AMERITECH ILLINOIS --
773-243 Chicgozn03 XO ILLINOIS, INC. --
773-244 Chicgozn04 AMERITECH ILLINOIS --
773-245 Chicgozn08 BANDWIDTH.COM CLEC, LLC - IL 6/16/10
773-246 Chicgozn01 INDIANA PAGING NTWK --
773-247 Chicgozn06 AMERITECH ILLINOIS --
773-248 Chicgozn04 AMERITECH ILLINOIS --
773-249 Chicgozn11 BROADWING COMMUNICATIONS, LLC - IL --
773-250 Chicgozn02 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-251 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-252 Chicgozn04 AMERITECH ILLINOIS --
773-253 Chicgozn10 TELEPORT COMMUNICATIONS AMERICA, LLC - IL --
773-254 Chicgozn06 AMERITECH ILLINOIS --
773-255 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-256 Chicgozn07 AMERITECH ILLINOIS --
773-257 Chicgozn06 AMERITECH ILLINOIS --
773-258 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-259 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-260 Chicgozn10 AMERITECH ILLINOIS --
773-261 Chicgozn05 AMERITECH ILLINOIS --
773-262 Chicgozn02 AMERITECH ILLINOIS --
773-263 Chicgozn03 SPRINT SPECTRUM L.P. --
773-264 Chicgozn10 AMERITECH ILLINOIS --
773-265 Chicgozn06 AMERITECH ILLINOIS --
773-266 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-267 Chicgozn02 AMERITECH ILLINOIS --
773-268 Chicgozn07 AMERITECH ILLINOIS --
773-269 Chicgozn04 AT&T LOCAL --
773-270 Chicgozn04 SPRINT SPECTRUM L.P. 6/4/09
773-271 Chicgozn02 AMERITECH ILLINOIS --
773-272 Chicgozn03 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-273 Chicgozn02 AMERITECH ILLINOIS --
773-274 Chicgozn02 AMERITECH ILLINOIS --
773-275 Chicgozn02 AMERITECH ILLINOIS --
773-276 Chicgozn04 AMERITECH ILLINOIS --
773-277 Chicgozn06 AMERITECH ILLINOIS --
773-278 Chicgozn04 AMERITECH ILLINOIS --
773-279 Chicgozn02 AMERITECH ILLINOIS --
773-280 Chicgozn06 SPRINT SPECTRUM L.P. 7/1/09
773-281 Chicgozn04 AMERITECH ILLINOIS --
773-282 Chicgozn03 AMERITECH ILLINOIS --
773-283 Chicgozn03 AMERITECH ILLINOIS --
773-284 Chicgozn08 AMERITECH ILLINOIS --
773-285 Chicgozn07 AMERITECH ILLINOIS --
773-286 Chicgozn03 AMERITECH ILLINOIS --
773-287 Chicgozn05 AMERITECH ILLINOIS --
773-288 Chicgozn07 AMERITECH ILLINOIS --
773-289 Chicgozn04 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-290 Chicgozn02 BROADWING COMMUNICATIONS, LLC - IL --
773-291 Chicgozn10 AMERITECH ILLINOIS --
773-292 Chicgozn04 AMERITECH ILLINOIS --
773-293 Chicgozn02 AMERITECH ILLINOIS --
773-294 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-295 Chicgozn05 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-296 Chicgozn04 AMERITECH ILLINOIS --
773-297 Chicgozn03 SPRINT SPECTRUM L.P. --
773-298 Chicgozn10 AMERITECH ILLINOIS --
773-299 Chicgozn06 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-300 -- AMERITECH ILLINOIS --
773-301 Chicgozn03 SPRINT SPECTRUM L.P. --
773-302 Chicgozn02 SPRINT SPECTRUM L.P. 2/26/09
773-303 Chicgozn02 ALLEGIANCE TELECOM, INC. - IL --
773-304 Chicgozn03 ALLEGIANCE TELECOM, INC. - IL --
773-305 Chicgozn04 ALLEGIANCE TELECOM, INC. - IL --
773-306 Chicgozn08 AT&T LOCAL --
773-307 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-308 Chicgozn03 FIRST COMMUNICATIONS LLC - IL --
773-309 Chicgozn05 PAETEC COMMUNICATIONS, INC. - IL --
773-310 Chicgozn10 SPRINT SPECTRUM L.P. 3/22/04
773-311 -- [UNASSIGNED] --
773-312 Chicgozn02 SPRINT SPECTRUM L.P. 7/9/09
773-313 Chicgozn02 ALLEGIANCE TELECOM, INC. - IL --
773-314 Chicgozn03 ALLEGIANCE TELECOM, INC. - IL --
773-315 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-316 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-317 Chicgozn01 SPRINT SPECTRUM L.P. --
773-318 Chicgozn03 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 9/7/04
773-319 Chicgozn10 SPRINT SPECTRUM L.P. --
773-320 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-321 Chicgozn06 BROADWING COMMUNICATIONS, LLC - IL --
773-322 Chicgozn07 T-MOBILE USA, INC. --
773-323 Chicgozn02 AMERICAN MESSAGING SERVICES, LLC 4/16/01
773-324 Chicgozn07 AMERITECH ILLINOIS --
773-325 Chicgozn04 AMERITECH ILLINOIS --
773-326 Chicgozn07 BROADWING COMMUNICATIONS, LLC - IL --
773-327 Chicgozn04 AMERITECH ILLINOIS --
773-328 Chicgozn04 FIRST COMMUNICATIONS LLC - IL --
773-329 Chicgozn03 AT&T LOCAL --
773-330 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-331 Chicgozn03 MCI WORLDCOM COMMUNICATIONS, INC. - IL --
773-332 Chicgozn03 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-333 Chicgozn02 AMERICAN MESSAGING SERVICES, LLC 4/16/01
773-334 Chicgozn02 AMERITECH ILLINOIS --
773-335 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-336 Chicgozn09 FIRST COMMUNICATIONS LLC - IL --
773-337 Chicgozn11 ALLEGIANCE TELECOM, INC. - IL --
773-338 Chicgozn02 AMERITECH ILLINOIS --
773-339 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-340 Chicgozn08 YMAX COMMUNICATIONS CORP. - IL --
773-341 Chicgozn10 FIRST COMMUNICATIONS LLC - IL --
773-342 Chicgozn04 AMERITECH ILLINOIS --
773-343 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-344 Chicgozn10 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-345 Chicgozn05 ALLEGIANCE TELECOM, INC. - IL --
773-346 Chicgozn06 ALLEGIANCE TELECOM, INC. - IL --
773-347 Chicgozn07 ALLEGIANCE TELECOM, INC. - IL --
773-348 Chicgozn04 AMERITECH ILLINOIS --
773-349 Chicgozn08 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-350 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-351 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-352 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-353 Chicgozn03 BROADWING COMMUNICATIONS, LLC - IL --
773-354 Chicgozn01 SPRINT SPECTRUM L.P. --
773-355 Chicgozn03 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-356 Chicgozn09 AMERITECH ILLINOIS --
773-357 Chicgozn11 FIRST COMMUNICATIONS LLC - IL --
773-358 Chicgozn07 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-359 Chicgozn09 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-360 Chicgozn04 BROADWING COMMUNICATIONS, LLC - IL --
773-361 Chicgozn07 AMERITECH ILLINOIS --
773-362 Chicgozn08 PAETEC COMMUNICATIONS, INC. - IL --
773-363 Chicgozn07 AMERITECH ILLINOIS --
773-364 Chicgozn09 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-365 Chicgozn04 ALLEGIANCE TELECOM, INC. - IL --
773-366 Chicgozn10 T-MOBILE USA, INC. 9/24/04
773-367 Chicgozn03 SPRINT SPECTRUM L.P. 2/13/09
773-368 Chicgozn03 SPRINT SPECTRUM L.P. --
773-369 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-370 Chicgozn01 SPRINT SPECTRUM L.P. --
773-371 Chicgozn07 AMERITECH ILLINOIS --
773-372 Chicgozn03 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 7/7/08
773-373 Chicgozn07 AMERITECH ILLINOIS --
773-374 Chicgozn09 AMERITECH ILLINOIS --
773-375 Chicgozn09 AMERITECH ILLINOIS --
773-376 Chicgozn06 AMERITECH ILLINOIS --
773-377 Chicgozn11 TELEPORT COMMUNICATIONS AMERICA, LLC - IL --
773-378 Chicgozn05 AMERITECH ILLINOIS --
773-379 Chicgozn05 AMERITECH ILLINOIS --
773-380 Chicgozn03 AMERITECH ILLINOIS --
773-381 Chicgozn02 AMERITECH ILLINOIS --
773-382 Chicgozn09 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-383 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-384 Chicgozn04 AMERITECH ILLINOIS --
773-385 Chicgozn05 AMERITECH ILLINOIS --
773-386 Chicgozn01 SPRINT SPECTRUM L.P. --
773-387 Chicgozn10 T-MOBILE USA, INC. 6/9/04
773-388 Chicgozn04 AMERITECH ILLINOIS --
773-389 Chicgozn09 ALLEGIANCE TELECOM, INC. - IL --
773-390 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-391 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-392 Chicgozn01 SPRINT SPECTRUM L.P. --
773-393 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-394 Chicgozn04 AMERITECH ILLINOIS --
773-395 Chicgozn04 AMERITECH ILLINOIS --
773-396 Chicgozn10 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-397 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL 3/10/09
773-398 Chicgozn03 SPRINT SPECTRUM L.P. --
773-399 Chicgozn03 AMERITECH ILLINOIS --
773-400 Chicgozn02 AMERICAN MESSAGING SERVICES, LLC 4/16/01
773-401 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-402 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-403 Chicgozn03 SPRINT SPECTRUM L.P. --
773-404 Chicgozn04 AMERITECH ILLINOIS --
773-405 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-406 Chicgozn07 SPRINT SPECTRUM L.P. --
773-407 Chicgozn03 SPRINT SPECTRUM L.P. --
773-408 Chicgozn06 SPRINT SPECTRUM L.P. 2/13/09
773-409 Chicgozn02 AT&T LOCAL --
773-410 Chicgozn02 SPRINT SPECTRUM L.P. --
773-411 -- [UNASSIGNED] --
773-412 Chicgozn03 SPRINT SPECTRUM L.P. --
773-413 Chicgozn05 AT&T LOCAL --
773-414 Chicgozn03 T-MOBILE USA, INC. 9/7/04
773-415 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-416 Chicgozn01 SPRINT SPECTRUM L.P. --
773-417 Chicgozn05 COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL --
773-418 Chicgozn03 SPRINT SPECTRUM L.P. --
773-419 Chicgozn01 SPRINT SPECTRUM L.P. --
773-420 Chicgozn07 TELEPORT COMMUNICATIONS AMERICA, LLC - IL --
773-421 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-422 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-423 Chicgozn02 ALLEGIANCE TELECOM, INC. - IL --
773-424 Chicgozn08 TELEPORT COMMUNICATIONS AMERICA, LLC - IL --
773-425 Chicgozn03 SPRINT SPECTRUM L.P. --
773-426 Chicgozn03 SPRINT SPECTRUM L.P. 1/4/02
773-427 Chicgozn03 AMERITECH ILLINOIS --
773-428 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-429 Chicgozn10 AMERITECH ILLINOIS --
773-430 Chicgozn03 SPRINT SPECTRUM L.P. --
773-431 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL 11/5/08
773-432 Chicgozn08 FIRST COMMUNICATIONS, LLC --
773-433 Chicgozn02 SPRINT SPECTRUM L.P. --
773-434 Chicgozn08 AMERITECH ILLINOIS --
773-435 Chicgozn04 XO ILLINOIS, INC. --
773-436 Chicgozn08 AMERITECH ILLINOIS --
773-437 Chicgozn09 TELEPORT COMMUNICATIONS AMERICA, LLC - IL --
773-438 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-439 Chicgozn03 RCN TELECOM SERVICES OF ILLINOIS, INC. - IL --
773-440 Chicgozn10 SPRINT SPECTRUM L.P. --
773-441 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL 8/21/08
773-442 Chicgozn02 MCI WORLDCOM COMMUNICATIONS, INC. - IL --
773-443 Chicgozn01 SPRINT SPECTRUM L.P. --
773-444 Chicgozn03 AMERITECH ILLINOIS --
773-445 Chicgozn10 AMERITECH ILLINOIS --
773-446 Chicgozn06 BROADWING COMMUNICATIONS, LLC - IL --
773-447 Chicgozn01 SPRINT SPECTRUM L.P. --
773-448 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-449 Chicgozn09 RCN TELECOM SERVICES OF ILLINOIS, INC. - IL --
773-450 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-451 Chicgozn07 AMERITECH ILLINOIS --
773-452 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-453 Chicgozn11 XO ILLINOIS, INC. --
773-454 Chicgozn03 SPRINT SPECTRUM L.P. --
773-455 Chicgozn11 MCI WORLDCOM COMMUNICATIONS, INC. - IL --
773-456 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-457 Chicgozn07 SPRINT SPECTRUM L.P. --
773-458 Chicgozn03 MCI WORLDCOM COMMUNICATIONS, INC. - IL --
773-459 Chicgozn01 SPRINT SPECTRUM L.P. --
773-460 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-461 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-462 Chicgozn11 AMERITECH ILLINOIS --
773-463 Chicgozn02 AMERITECH ILLINOIS --
773-464 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-465 Chicgozn02 AMERITECH ILLINOIS --
773-466 Chicgozn05 XO ILLINOIS, INC. --
773-467 Chicgozn03 AMERITECH ILLINOIS --
773-468 Chicgozn10 AMERITECH ILLINOIS --
773-469 Chicgozn01 SPRINT SPECTRUM L.P. --
773-470 Chicgozn08 XO ILLINOIS, INC. --
773-471 Chicgozn08 AMERITECH ILLINOIS --
773-472 Chicgozn04 AMERITECH ILLINOIS --
773-473 Chicgozn05 AMERITECH ILLINOIS --
773-474 Chicgozn10 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-475 Chicgozn06 TELEPORT COMMUNICATIONS AMERICA, LLC - IL --
773-476 Chicgozn08 AMERITECH ILLINOIS --
773-477 Chicgozn04 AMERITECH ILLINOIS --
773-478 Chicgozn02 AMERITECH ILLINOIS --
773-479 Chicgozn05 AMERITECH ILLINOIS --
773-480 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-481 Chicgozn03 AMERITECH ILLINOIS --
773-482 Chicgozn11 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-483 Chicgozn07 AMERITECH ILLINOIS --
773-484 Chicgozn07 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-485 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-486 Chicgozn04 AMERITECH ILLINOIS --
773-487 Chicgozn07 AMERITECH ILLINOIS --
773-488 Chicgozn07 AMERITECH ILLINOIS --
773-489 Chicgozn04 AMERITECH ILLINOIS --
773-490 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-491 Chicgozn03 SPRINT SPECTRUM L.P. --
773-492 Chicgozn08 BANDWIDTH.COM CLEC, LLC - IL 8/23/11
773-493 Chicgozn07 AMERITECH ILLINOIS --
773-494 Chicgozn03 SPRINT SPECTRUM L.P. 10/13/04
773-495 Chicgozn01 SPRINT SPECTRUM L.P. --
773-496 Chicgozn07 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-497 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-498 Chicgozn08 TELEPORT COMMUNICATIONS AMERICA, LLC - IL --
773-499 Chicgozn03 SPRINT SPECTRUM L.P. 9/28/04
773-500 -- [UNASSIGNED] --
773-501 Chicgozn03 T-MOBILE USA, INC. 2/12/01
773-502 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-503 Chicgozn10 T-MOBILE USA, INC. 11/17/04
773-504 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-505 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-506 Chicgozn02 AMERITECH ILLINOIS --
773-507 Chicgozn03 SPRINT SPECTRUM L.P. 2/14/01
773-508 Chicgozn02 AMERITECH ILLINOIS --
773-509 Chicgozn02 AMERITECH ILLINOIS --
773-510 Chicgozn03 T-MOBILE USA, INC. 4/4/02
773-511 -- [UNASSIGNED] --
773-512 Chicgozn03 SPRINT SPECTRUM L.P. 10/13/04
773-513 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-514 Chicgozn02 AMERICAN MESSAGING SERVICES, LLC 4/16/01
773-515 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-516 Chicgozn02 AIRUS, INC. - IL --
773-517 Chicgozn01 T-MOBILE USA, INC. --
773-518 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-519 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-520 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-521 Chicgozn06 AMERITECH ILLINOIS --
773-522 Chicgozn06 AMERITECH ILLINOIS --
773-523 Chicgozn06 AMERITECH ILLINOIS --
773-524 Chicgozn04 BROADWING COMMUNICATIONS, LLC - IL --
773-525 Chicgozn04 AMERITECH ILLINOIS --
773-526 Chicgozn08 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-527 Chicgozn03 BROADWING COMMUNICATIONS, LLC - IL --
773-528 Chicgozn04 AMERITECH ILLINOIS --
773-529 Chicgozn04 AMERITECH ILLINOIS --
773-530 Chicgozn09 COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL 12/30/04
773-531 Chicgozn03 SPRINT SPECTRUM L.P. --
773-532 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-533 Chicgozn06 AMERITECH ILLINOIS --
773-534 Chicgozn06 AMERITECH ILLINOIS --
773-535 Chicgozn06 AMERITECH ILLINOIS --
773-536 Chicgozn07 AMERITECH ILLINOIS --
773-537 Chicgozn04 FIRST COMMUNICATIONS, LLC 5/24/04
773-538 Chicgozn07 AMERITECH ILLINOIS --
773-539 Chicgozn02 AMERITECH ILLINOIS --
773-540 Chicgozn03 T-MOBILE USA, INC. 12/28/04
773-541 Chicgozn02 GLOBAL CROSSING LOCAL SERVICES, INC.-IL --
773-542 Chicgozn06 AMERITECH ILLINOIS --
773-543 Chicgozn04 T-MOBILE USA, INC. 10/26/07
773-544 Chicgozn01 SPRINT SPECTRUM L.P. --
773-545 Chicgozn03 AMERITECH ILLINOIS --
773-546 Chicgozn10 AMERITECH ILLINOIS --
773-547 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-548 Chicgozn07 AMERITECH ILLINOIS --
773-549 Chicgozn04 AMERITECH ILLINOIS --
773-550 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-551 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-552 Chicgozn01 SPRINT SPECTRUM L.P. --
773-553 Chicgozn06 AMERITECH ILLINOIS --
773-554 Chicgozn03 SPRINT SPECTRUM L.P. 7/1/09
773-555 Chicgozn01 AMERITECH ILLINOIS --
773-556 Chicgozn03 SPRINT SPECTRUM L.P. --
773-557 Chicgozn03 OVATION COMMUNICATIONS OF ILLINOIS, INC. --
773-558 Chicgozn03 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 1/15/07
773-559 Chicgozn03 SPRINT SPECTRUM L.P. 1/10/05
773-560 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-561 Chicgozn02 AMERITECH ILLINOIS --
773-562 Chicgozn03 SPRINT SPECTRUM L.P. --
773-563 Chicgozn10 SPRINT SPECTRUM L.P. 10/19/05
773-564 Chicgozn02 TELEPORT COMMUNICATIONS AMERICA, LLC - IL --
773-565 Chicgozn06 FIRST COMMUNICATIONS, LLC 5/21/04
773-566 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-567 Chicgozn03 SPRINT SPECTRUM L.P. 4/22/05
773-568 Chicgozn10 AMERITECH ILLINOIS --
773-569 Chicgozn03 AMERITECH ILLINOIS --
773-570 Chicgozn11 LEVEL 3 COMMUNICATIONS, LLC - IL --
773-571 Chicgozn07 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 2/20/07
773-572 Chicgozn04 BROADWING COMMUNICATIONS, LLC - IL --
773-573 Chicgozn07 XO ILLINOIS, INC. --
773-574 Chicgozn10 T-MOBILE USA, INC. 3/21/06
773-575 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-576 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-577 Chicgozn03 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-578 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-579 Chicgozn06 AMERITECH ILLINOIS --
773-580 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-581 Chicgozn08 AMERITECH ILLINOIS --
773-582 Chicgozn08 AMERITECH ILLINOIS --
773-583 Chicgozn02 AMERITECH ILLINOIS --
773-584 Chicgozn06 MCI WORLDCOM COMMUNICATIONS, INC. - IL --
773-585 Chicgozn08 AMERITECH ILLINOIS --
773-586 Chicgozn08 AMERITECH ILLINOIS --
773-587 Chicgozn03 SPRINT SPECTRUM L.P. 1/8/07
773-588 Chicgozn02 AMERITECH ILLINOIS --
773-589 Chicgozn05 AMERITECH ILLINOIS --
773-590 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-591 Chicgozn01 AMERITECH ILLINOIS --
773-592 Chicgozn03 T-MOBILE USA, INC. --
773-593 Chicgozn01 SPRINT SPECTRUM L.P. --
773-594 Chicgozn03 AMERITECH ILLINOIS --
773-595 Chicgozn07 T-MOBILE USA, INC. 10/30/06
773-596 Chicgozn02 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-597 Chicgozn07 FIRST COMMUNICATIONS, LLC 1/21/05
773-598 Chicgozn04 MCI WORLDCOM COMMUNICATIONS, INC. - IL --
773-599 Chicgozn08 YMAX COMMUNICATIONS CORP. - IL --
773-600 Chicgozn10 T-MOBILE USA, INC. 7/20/04
773-601 Chicgozn11 AMERITECH ILLINOIS --
773-602 Chicgozn07 AMERITECH ILLINOIS --
773-603 Chicgozn10 T-MOBILE USA, INC. 6/30/05
773-604 Chicgozn02 AMERITECH ILLINOIS --
773-605 Chicgozn02 FIRST COMMUNICATIONS LLC - IL 4/5/06
773-606 Chicgozn03 SPRINT SPECTRUM L.P. 7/14/05
773-607 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-608 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-609 Chicgozn10 YMAX COMMUNICATIONS CORP. - IL --
773-610 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL 10/17/01
773-611 -- [UNASSIGNED] --
773-612 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-613 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-614 Chicgozn10 T-MOBILE USA, INC. 11/8/06
773-615 Chicgozn10 SPRINT SPECTRUM L.P. 11/30/01
773-616 Chicgozn01 SPRINT SPECTRUM L.P. --
773-617 Chicgozn01 SPRINT SPECTRUM L.P. --
773-618 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-619 Chicgozn03 SPRINT SPECTRUM L.P. 3/9/01
773-620 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-621 Chicgozn03 SPRINT SPECTRUM L.P. 10/10/05
773-622 Chicgozn05 AMERITECH ILLINOIS --
773-623 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-624 Chicgozn07 AMERITECH ILLINOIS --
773-625 Chicgozn05 AMERITECH ILLINOIS --
773-626 Chicgozn05 AMERITECH ILLINOIS --
773-627 Chicgozn08 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-628 Chicgozn03 TELEPORT COMMUNICATIONS AMERICA, LLC - IL --
773-629 Chicgozn10 T-MOBILE USA, INC. 11/8/06
773-630 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL 3/10/09
773-631 Chicgozn03 AMERITECH ILLINOIS --
773-632 Chicgozn03 MCI WORLDCOM COMMUNICATIONS, INC. - IL --
773-633 Chicgozn07 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-634 Chicgozn04 MCI WORLDCOM COMMUNICATIONS, INC. - IL --
773-635 Chicgozn06 GLOBAL CROSSING LOCAL SERVICES, INC.-IL --
773-636 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-637 Chicgozn05 AMERITECH ILLINOIS --
773-638 Chicgozn06 AMERITECH ILLINOIS --
773-639 Chicgozn03 SPRINT SPECTRUM L.P. 10/17/07
773-640 Chicgozn06 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-641 Chicgozn03 SPRINT SPECTRUM L.P. 9/13/05
773-642 Chicgozn03 SPRINT SPECTRUM L.P. 3/15/07
773-643 Chicgozn07 AMERITECH ILLINOIS --
773-644 Chicgozn02 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 1/5/11
773-645 Chicgozn04 AMERITECH ILLINOIS --
773-646 Chicgozn09 AMERITECH ILLINOIS --
773-647 Chicgozn03 SPRINT SPECTRUM L.P. 10/17/07
773-648 Chicgozn06 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-649 Chicgozn02 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-650 Chicgozn06 AMERITECH ILLINOIS --
773-651 Chicgozn07 AMERITECH ILLINOIS --
773-652 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-653 Chicgozn03 OVATION COMMUNICATIONS OF ILLINOIS, INC. --
773-654 Chicgozn02 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-655 Chicgozn03 SPRINT SPECTRUM L.P. 3/27/02
773-656 Chicgozn10 T-MOBILE USA, INC. 6/30/05
773-657 Chicgozn03 SPRINT SPECTRUM L.P. 3/5/07
773-658 Chicgozn05 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-659 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-660 Chicgozn10 AMERITECH ILLINOIS --
773-661 Chicgozn04 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-662 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-663 Chicgozn03 SPRINT SPECTRUM L.P. --
773-664 Chicgozn05 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-665 Chicgozn04 AMERITECH ILLINOIS --
773-666 Chicgozn04 BANDWIDTH.COM CLEC, LLC - IL 5/20/11
773-667 Chicgozn07 AMERITECH ILLINOIS --
773-668 Chicgozn05 LEVEL 3 COMMUNICATIONS, LLC - IL 4/27/06
773-669 Chicgozn05 BANDWIDTH.COM CLEC, LLC - IL 6/8/09
773-670 Chicgozn03 USA MOBILITY WIRELESS, INC. --
773-671 Chicgozn01 SPRINT SPECTRUM L.P. --
773-672 Chicgozn10 T-MOBILE USA, INC. 2/29/08
773-673 Chicgozn05 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-674 Chicgozn06 AMERITECH ILLINOIS 5/15/08
773-675 Chicgozn07 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 7/7/08
773-676 Chicgozn05 TELEPORT COMMUNICATIONS AMERICA, LLC - IL --
773-677 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL 3/7/02
773-678 Chicgozn03 SPRINT SPECTRUM L.P. 2/21/05
773-679 Chicgozn10 T-MOBILE USA, INC. 7/26/06
773-680 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL 2/2/01
773-681 Chicgozn02 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-682 Chicgozn03 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 10/17/05
773-683 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL 1/23/08
773-684 Chicgozn07 AMERITECH ILLINOIS --
773-685 Chicgozn03 AMERITECH ILLINOIS --
773-686 Chicgozn11 AMERITECH ILLINOIS --
773-687 Chicgozn04 TELEPORT COMMUNICATIONS AMERICA, LLC - IL --
773-688 Chicgozn05 SIGECOM, LLC DBA WOW INTERNET CABLE AND PHONE 7/27/04
773-689 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-690 Chicgozn07 T-MOBILE USA, INC. 11/5/08
773-691 Chicgozn08 T-MOBILE USA, INC. 7/10/07
773-692 Chicgozn04 ONVOY, LLC 1/31/19
773-693 Chicgozn03 AMERITECH ILLINOIS --
773-694 Chicgozn11 AMERITECH ILLINOIS --
773-695 Chicgozn03 AMERITECH ILLINOIS --
773-696 Chicgozn06 OVATION COMMUNICATIONS OF ILLINOIS, INC. --
773-697 Chicgozn04 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-698 Chicgozn04 T-MOBILE USA, INC. 6/13/07
773-699 Chicgozn03 SPRINT SPECTRUM L.P. 4/19/05
773-700 -- [UNASSIGNED] --
773-701 Chicgozn10 T-MOBILE USA, INC. 9/30/05
773-702 Chicgozn07 AMERITECH ILLINOIS --
773-703 Chicgozn10 NEW CINGULAR WIRELESS PCS, LLC - IL 9/2/08
773-704 Chicgozn03 T-MOBILE USA, INC. 1/23/02
773-705 Chicgozn10 FIRST COMMUNICATIONS LLC - IL 6/28/06
773-706 Chicgozn03 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 7/18/05
773-707 Chicgozn10 NEW CINGULAR WIRELESS PCS, LLC - IL 11/5/08
773-708 Chicgozn10 NEW CINGULAR WIRELESS PCS, LLC - IL 11/5/08
773-709 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL 11/5/08
773-710 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL 4/16/01
773-711 -- [UNASSIGNED] --
773-712 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL 11/5/08
773-713 Chicgozn02 AMERICAN MESSAGING SERVICES, LLC --
773-714 Chicgozn03 AMERITECH ILLINOIS --
773-715 Chicgozn06 T-MOBILE USA, INC. 10/16/02
773-716 Chicgozn01 SPRINT SPECTRUM L.P. --
773-717 Chicgozn07 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 9/16/08
773-718 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-719 Chicgozn01 SPRINT SPECTRUM L.P. --
773-720 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-721 Chicgozn09 AMERITECH ILLINOIS --
773-722 Chicgozn06 AMERITECH ILLINOIS --
773-723 Chicgozn07 AMERITECH ILLINOIS --
773-724 Chicgozn03 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 10/17/05
773-725 Chicgozn03 AMERITECH ILLINOIS --
773-726 Chicgozn07 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-727 Chicgozn10 T-MOBILE USA, INC. 10/16/02
773-728 Chicgozn02 AMERITECH ILLINOIS --
773-729 Chicgozn07 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-730 Chicgozn02 AMERITECH ILLINOIS --
773-731 Chicgozn09 AMERITECH ILLINOIS --
773-732 Chicgozn03 T-MOBILE USA, INC. --
773-733 Chicgozn06 OVATION COMMUNICATIONS OF ILLINOIS, INC. 4/12/01
773-734 Chicgozn09 AMERITECH ILLINOIS --
773-735 Chicgozn08 AMERITECH ILLINOIS --
773-736 Chicgozn03 AMERITECH ILLINOIS --
773-737 Chicgozn08 AMERITECH ILLINOIS --
773-738 Chicgozn03 SPRINT SPECTRUM L.P. 8/29/07
773-739 Chicgozn02 SPRINT SPECTRUM L.P. --
773-740 Chicgozn02 AMERICAN MESSAGING SERVICES, LLC 4/16/01
773-741 Chicgozn11 AMERITECH ILLINOIS --
773-742 Chicgozn03 T-MOBILE USA, INC. 11/5/01
773-743 Chicgozn02 AMERITECH ILLINOIS --
773-744 Chicgozn06 T-MOBILE USA, INC. 8/30/01
773-745 Chicgozn05 AMERITECH ILLINOIS --
773-746 Chicgozn03 SPRINT SPECTRUM L.P. --
773-747 Chicgozn04 T-MOBILE USA, INC. 1/7/08
773-748 Chicgozn01 INDIANA PAGING NTWK --
773-749 Chicgozn03 SPRINT SPECTRUM L.P. 6/19/07
773-750 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL 9/13/01
773-751 Chicgozn02 XO ILLINOIS, INC. --
773-752 Chicgozn07 AMERITECH ILLINOIS --
773-753 Chicgozn07 AMERITECH ILLINOIS --
773-754 Chicgozn02 COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL 10/24/06
773-755 Chicgozn04 AMERITECH ILLINOIS --
773-756 Chicgozn03 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-757 Chicgozn08 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 6/28/01
773-758 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-759 Chicgozn03 SPRINT SPECTRUM L.P. 5/21/02
773-760 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-761 Chicgozn02 AMERITECH ILLINOIS --
773-762 Chicgozn06 AMERITECH ILLINOIS --
773-763 Chicgozn03 AMERITECH ILLINOIS --
773-764 Chicgozn02 AMERITECH ILLINOIS --
773-765 Chicgozn02 TELEPORT COMMUNICATIONS AMERICA, LLC - IL --
773-766 Chicgozn03 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 9/15/08
773-767 Chicgozn08 AMERITECH ILLINOIS --
773-768 Chicgozn09 AMERITECH ILLINOIS --
773-769 Chicgozn02 AMERITECH ILLINOIS --
773-770 Chicgozn04 OVATION COMMUNICATIONS OF ILLINOIS, INC. --
773-771 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-772 Chicgozn04 AMERITECH ILLINOIS --
773-773 -- [UNASSIGNED] --
773-774 Chicgozn03 AMERITECH ILLINOIS --
773-775 Chicgozn03 AMERITECH ILLINOIS --
773-776 Chicgozn08 AMERITECH ILLINOIS --
773-777 Chicgozn03 AMERITECH ILLINOIS --
773-778 Chicgozn08 AMERITECH ILLINOIS --
773-779 Chicgozn10 AMERITECH ILLINOIS --
773-780 Chicgozn08 T-MOBILE USA, INC. --
773-781 Chicgozn01 AMERICAN MESSAGING SERVICES, LLC 4/23/01
773-782 Chicgozn04 AMERITECH ILLINOIS --
773-783 Chicgozn07 AMERITECH ILLINOIS --
773-784 Chicgozn02 AMERITECH ILLINOIS --
773-785 Chicgozn10 AMERITECH ILLINOIS --
773-786 Chicgozn05 OVATION COMMUNICATIONS OF ILLINOIS, INC. --
773-787 Chicgozn10 XO ILLINOIS, INC. --
773-788 Chicgozn08 AMERITECH ILLINOIS --
773-789 Chicgozn08 SIGECOM, LLC DBA WOW INTERNET CABLE AND PHONE 7/12/07
773-790 Chicgozn03 LEVEL 3 COMMUNICATIONS, LLC - IL --
773-791 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL 5/25/01
773-792 Chicgozn03 AMERITECH ILLINOIS --
773-793 Chicgozn03 SPRINT SPECTRUM L.P. --
773-794 Chicgozn03 AMERITECH ILLINOIS --
773-795 Chicgozn07 AMERITECH ILLINOIS --
773-796 Chicgozn02 LEVEL 3 COMMUNICATIONS, LLC - IL 11/1/10
773-797 Chicgozn05 BROADWING COMMUNICATIONS, LLC - IL --
773-798 Chicgozn07 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 8/21/08
773-799 Chicgozn04 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-800 Chicgozn02 LEVEL 3 COMMUNICATIONS, LLC - IL 6/25/09
773-801 Chicgozn06 AMERITECH ILLINOIS 5/19/06
773-802 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-803 Chicgozn03 SPRINT SPECTRUM L.P. 3/15/07
773-804 Chicgozn05 AMERITECH ILLINOIS --
773-805 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-806 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-807 Chicgozn02 T-MOBILE USA, INC. 8/15/02
773-808 Chicgozn07 SPRINT SPECTRUM L.P. 4/14/06
773-809 Chicgozn03 T-MOBILE USA, INC. 9/8/08
773-810 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-811 -- [UNASSIGNED] --
773-812 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL 3/23/09
773-813 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-814 Chicgozn03 T-MOBILE USA, INC. 7/22/02
773-815 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL 3/31/09
773-816 Chicgozn10 T-MOBILE USA, INC. 3/28/05
773-817 Chicgozn03 T-MOBILE USA, INC. 10/16/02
773-818 Chicgozn01 T-MOBILE USA, INC. --
773-819 Chicgozn07 ONVOY, LLC --
773-820 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-821 Chicgozn10 AMERITECH ILLINOIS --
773-822 Chicgozn06 T-MOBILE USA, INC. --
773-823 Chicgozn06 AT&T LOCAL --
773-824 Chicgozn03 TELEPORT COMMUNICATIONS AMERICA, LLC - IL --
773-825 Chicgozn11 AMERITECH ILLINOIS --
773-826 Chicgozn06 AMERITECH ILLINOIS --
773-827 Chicgozn06 T-MOBILE USA, INC. --
773-828 Chicgozn02 LEVEL 3 COMMUNICATIONS, LLC - IL --
773-829 Chicgozn04 LEVEL 3 COMMUNICATIONS, LLC - IL --
773-830 Chicgozn05 XO ILLINOIS, INC. --
773-831 Chicgozn11 LEVEL 3 COMMUNICATIONS, LLC - IL --
773-832 Chicgozn04 AMERITECH ILLINOIS --
773-833 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-834 Chicgozn07 AMERITECH ILLINOIS --
773-835 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-836 Chicgozn05 AMERITECH ILLINOIS --
773-837 Chicgozn04 T-MOBILE USA, INC. 8/8/01
773-838 Chicgozn08 AMERITECH ILLINOIS --
773-839 Chicgozn04 ONVOY, LLC - IL 11/23/15
773-840 Chicgozn10 OVATION COMMUNICATIONS OF ILLINOIS, INC. 6/23/06
773-841 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-842 Chicgozn01 SPRINT SPECTRUM L.P. --
773-843 Chicgozn06 AMERITECH ILLINOIS --
773-844 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL 5/25/01
773-845 Chicgozn01 AMERICAN MESSAGING SERVICES, LLC 4/23/01
773-846 Chicgozn07 AMERITECH ILLINOIS --
773-847 Chicgozn06 AMERITECH ILLINOIS --
773-848 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-849 Chicgozn03 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 2/20/07
773-850 Chicgozn03 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 8/21/08
773-851 Chicgozn07 SPRINT SPECTRUM L.P. 3/9/01
773-852 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-853 Chicgozn03 SPRINT SPECTRUM L.P. 10/3/06
773-854 Chicgozn05 AMERITECH ILLINOIS --
773-855 Chicgozn07 RCN TELECOM SERVICES OF ILLINOIS, INC. - IL --
773-856 Chicgozn02 RCN TELECOM SERVICES OF ILLINOIS, INC. - IL --
773-857 Chicgozn04 RCN TELECOM SERVICES OF ILLINOIS, INC. - IL --
773-858 Chicgozn02 SPRINT SPECTRUM L.P. 7/6/01
773-859 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-860 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-861 Chicgozn04 FIRST COMMUNICATIONS LLC - IL 2/23/07
773-862 Chicgozn04 AMERITECH ILLINOIS --
773-863 Chicgozn08 AMERITECH ILLINOIS --
773-864 Chicgozn03 AMERITECH ILLINOIS --
773-865 Chicgozn02 T-MOBILE USA, INC. 8/30/01
773-866 Chicgozn02 AMERITECH ILLINOIS --
773-867 Chicgozn03 AMERITECH ILLINOIS --
773-868 Chicgozn04 AMERITECH ILLINOIS --
773-869 Chicgozn06 AMERITECH ILLINOIS --
773-870 Chicgozn03 NEW CINGULAR WIRELESS PCS, LLC - IL 8/6/02
773-871 Chicgozn04 AMERITECH ILLINOIS --
773-872 -- [UNASSIGNED] --
773-873 Chicgozn07 AMERITECH ILLINOIS --
773-874 Chicgozn07 AMERITECH ILLINOIS --
773-875 Chicgozn08 T-MOBILE USA, INC. 9/6/01
773-876 Chicgozn03 SPRINT SPECTRUM L.P. 3/20/06
773-877 Chicgozn03 T-MOBILE USA, INC. 7/21/06
773-878 Chicgozn02 AMERITECH ILLINOIS --
773-879 Chicgozn01 SPRINT SPECTRUM L.P. --
773-880 Chicgozn04 AMERITECH ILLINOIS --
773-881 Chicgozn10 AMERITECH ILLINOIS --
773-882 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-883 Chicgozn04 AMERITECH ILLINOIS --
773-884 Chicgozn08 AMERITECH ILLINOIS --
773-885 Chicgozn03 SPRINT SPECTRUM L.P. 3/8/05
773-886 Chicgozn07 T-MOBILE USA, INC. 10/31/07
773-887 Chicgozn05 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-888 Chicgozn04 BANDWIDTH.COM CLEC, LLC - IL 6/25/09
773-889 Chicgozn05 AMERITECH ILLINOIS --
773-890 Chicgozn06 AMERITECH ILLINOIS --
773-891 Chicgozn07 COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL 10/18/06
773-892 Chicgozn07 AMERITECH ILLINOIS --
773-893 Chicgozn06 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-894 Chicgozn11 AMERITECH ILLINOIS --
773-895 Chicgozn01 T-MOBILE USA, INC. 8/30/01
773-896 Chicgozn07 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-897 Chicgozn02 PEERLESS NETWORK OF ILLINOIS, LLC - IL 3/28/08
773-898 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-899 Chicgozn03 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 3/15/06
773-900 -- [UNASSIGNED] --
773-901 Chicgozn10 NEW CINGULAR WIRELESS PCS, LLC - IL 5/15/09
773-902 Chicgozn09 GLOBAL CROSSING LOCAL SERVICES, INC.-IL --
773-903 Chicgozn02 AMERICAN MESSAGING SERVICES, LLC 4/16/01
773-904 Chicgozn04 LEVEL 3 COMMUNICATIONS, LLC - IL 5/12/08
773-905 Chicgozn10 GLOBAL CROSSING LOCAL SERVICES, INC.-IL --
773-906 Chicgozn11 GLOBAL CROSSING LOCAL SERVICES, INC.-IL --
773-907 Chicgozn02 AMERITECH ILLINOIS --
773-908 Chicgozn01 SPRINT SPECTRUM L.P. --
773-909 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-910 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-911 -- [UNASSIGNED] --
773-912 Chicgozn08 GLOBAL CROSSING LOCAL SERVICES, INC.-IL --
773-913 Chicgozn09 BROADWING COMMUNICATIONS, LLC - IL --
773-914 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-915 Chicgozn07 GLOBAL CROSSING LOCAL SERVICES, INC.-IL --
773-916 Chicgozn06 T-MOBILE USA, INC. 8/31/10
773-917 Chicgozn11 MCI WORLDCOM COMMUNICATIONS, INC. - IL --
773-918 Chicgozn08 AMERITECH ILLINOIS --
773-919 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-920 Chicgozn06 GLOBAL CROSSING LOCAL SERVICES, INC.-IL --
773-921 Chicgozn05 AMERITECH ILLINOIS --
773-922 Chicgozn05 GLOBAL CROSSING LOCAL SERVICES, INC.-IL --
773-923 Chicgozn01 USA MOBILITY WIRELESS, INC. --
773-924 Chicgozn07 AMERITECH ILLINOIS --
773-925 Chicgozn08 AMERITECH ILLINOIS --
773-926 Chicgozn07 AMERITECH ILLINOIS --
773-927 Chicgozn06 AMERITECH ILLINOIS --
773-928 Chicgozn10 AMERITECH ILLINOIS --
773-929 Chicgozn04 AMERITECH ILLINOIS --
773-930 Chicgozn03 SPRINT SPECTRUM L.P. 1/8/07
773-931 Chicgozn10 T-MOBILE USA, INC. 5/23/01
773-932 Chicgozn03 GLOBAL CROSSING LOCAL SERVICES, INC.-IL --
773-933 Chicgozn09 AMERITECH ILLINOIS --
773-934 Chicgozn03 T-MOBILE USA, INC. 8/21/02
773-935 Chicgozn04 AMERITECH ILLINOIS --
773-936 Chicgozn07 T-MOBILE USA, INC. 8/30/01
773-937 Chicgozn08 SIGECOM, LLC DBA WOW INTERNET CABLE AND PHONE --
773-938 Chicgozn04 GLOBAL CROSSING LOCAL SERVICES, INC.-IL --
773-939 Chicgozn08 T-MOBILE USA, INC. 2/21/07
773-940 Chicgozn06 COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL 11/17/08
773-941 Chicgozn10 T-MOBILE USA, INC. 11/27/07
773-942 Chicgozn02 GLOBAL CROSSING LOCAL SERVICES, INC.-IL --
773-943 Chicgozn02 T-MOBILE USA, INC. 9/3/10
773-944 Chicgozn02 RCN TELECOM SERVICES OF ILLINOIS, INC. - IL --
773-945 Chicgozn05 PEERLESS NETWORK OF ILLINOIS, LLC - IL 6/25/08
773-946 Chicgozn10 BROADWING COMMUNICATIONS, LLC - IL 5/22/07
773-947 Chicgozn07 AMERITECH ILLINOIS --
773-948 Chicgozn08 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-949 Chicgozn03 SPRINT SPECTRUM L.P. 2/24/11
773-950 -- [UNASSIGNED] --
773-951 Chicgozn03 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 10/16/06
773-952 Chicgozn07 T-MOBILE USA, INC. 6/14/07
773-953 Chicgozn03 SPRINT SPECTRUM L.P. 8/29/07
773-954 Chicgozn10 T-MOBILE USA, INC. 9/30/05
773-955 Chicgozn07 AMERITECH ILLINOIS --
773-956 Chicgozn06 T-MOBILE USA, INC. 9/4/08
773-957 Chicgozn03 OVATION COMMUNICATIONS OF ILLINOIS, INC. --
773-958 -- AMERITECH ILLINOIS --
773-959 -- AMERITECH ILLINOIS --
773-960 Chicgozn03 SPRINT SPECTRUM L.P. --
773-961 Chicgozn02 AMERITECH ILLINOIS --
773-962 Chicgozn07 AMERITECH ILLINOIS --
773-963 Chicgozn03 SPRINT SPECTRUM L.P. 7/17/07
773-964 Chicgozn10 T-MOBILE USA, INC. 8/21/07
773-965 Chicgozn01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL --
773-966 Chicgozn07 BROADWING COMMUNICATIONS, LLC - IL 4/27/06
773-967 Chicgozn09 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-968 Chicgozn03 T-MOBILE USA, INC. 2/12/01
773-969 Chicgozn04 T-MOBILE USA, INC. 1/7/08
773-970 Chicgozn10 NEW CINGULAR WIRELESS PCS, LLC - IL 5/15/09
773-971 Chicgozn10 T-MOBILE USA, INC. 7/11/07
773-972 Chicgozn01 NEW CINGULAR WIRELESS PCS, LLC - IL --
773-973 Chicgozn02 AMERITECH ILLINOIS --
773-974 Chicgozn11 OVATION COMMUNICATIONS OF ILLINOIS, INC. --
773-975 Chicgozn04 AMERITECH ILLINOIS --
773-976 -- [UNASSIGNED] --
773-977 Chicgozn02 OVATION COMMUNICATIONS OF ILLINOIS, INC. --
773-978 Chicgozn09 AMERITECH ILLINOIS --
773-979 Chicgozn10 SPRINT SPECTRUM L.P. 6/8/06
773-980 Chicgozn10 AMERITECH ILLINOIS 5/15/08
773-981 Chicgozn10 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-982 Chicgozn10 T-MOBILE USA, INC. 2/29/08
773-983 Chicgozn10 T-MOBILE USA, INC. 3/28/02
773-984 Chicgozn03 SPRINT SPECTRUM L.P. 3/15/07
773-985 Chicgozn11 MCIMETRO ACCESS TRANSMISSION SERVICES LLC --
773-986 Chicgozn08 T-MOBILE USA, INC. 10/16/07
773-987 Chicgozn10 FIRST COMMUNICATIONS LLC - IL 3/28/05
773-988 Chicgozn01 T-MOBILE USA, INC. --
773-989 Chicgozn02 AMERITECH ILLINOIS --
773-990 Chicgozn03 AMERITECH ILLINOIS 3/20/06
773-991 Chicgozn03 SPRINT SPECTRUM L.P. --
773-992 Chicgozn03 AMERITECH ILLINOIS --
773-993 Chicgozn03 SPRINT SPECTRUM L.P. 2/18/11
773-994 Chicgozn07 AMERITECH ILLINOIS --
773-995 Chicgozn10 AMERITECH ILLINOIS --
773-996 Chicgozn08 T-MOBILE USA, INC. 10/16/07
773-997 Chicgozn02 T-MOBILE USA, INC. 10/28/08
773-998 Chicgozn10 NEW CINGULAR WIRELESS PCS, LLC - IL 5/15/09
773-999 Chicgozn05 NEW CINGULAR WIRELESS PCS, LLC - IL 5/15/09
Illinois area codes map

Illinois Area Codes