Illinois Telecommunications Companies

707 companies headquartered in Illinois

Company Name	DBA	Type	City	Status
Barely Making It, Inc.	BMI, Inc.	Payphone Service Provider	Itasca	Inactive
Beepers To Go of Wood Dale, Inc.	-	Paging & Messaging	Wood Dale	Inactive
Bentleyville Telephone Company	-	Incumbent LEC	Mattoon	Active
Berkshire Cable Corporation	Berkshire Long Distance	Toll Reseller	Mattoon	Active
Berkshire Tel. Co.	Berkshire Telephone Corporation	Incumbent LEC	Mattoon	Active
Bettervoice	-	Interconnected VoIP	Chicago	Active
Big Sandy Telecom, Inc.	-	Incumbent LEC	Mattoon	Active
Blueram Technology Solutions, Inc.	-	Private Service Provider	Chicago	Active
Bluestem Telephone Company	-	Incumbent LEC	Mattoon	Active
Bolder Thinking LLC	-	Interconnected VoIP	Arlington Heights	Active
Brick Technology Group, LLC	-	Toll Reseller	Bloomington	Active
Broadvox LLC	-	Interconnected VoIP	Chicago	Active
Burwood Communications LLC	-	Private Service Provider	Chicago	Active
Business Solutions Group	-	Interconnected VoIP	Mt Prospect	Active
Byrnes III, James W.	-	Other Local	Wheaton	Inactive
C & C Consulting Services	-	Local Reseller	Greenfield	Inactive
C & E Communications, Ltd.	Chautauqua & Erie Communications, Ltd.	Other Local	Mattoon	Active
C-R Long Distance, Inc.	-	Toll Reseller	Mattoon	Active
C-R Tel. Co.	C-R Telephone Company	Incumbent LEC	Mattoon	Active
CCC Technologies, Inc.	-	Interconnected VoIP	Wood Dale	Active
CNY, Inc.	-	SMR (dispatch)	Buckley	Active
CTS Technology Solutions, Inc.	-	Interconnected VoIP	Sparta	Active
CYGNUS Telecommunications Corporation.	-	CAP/CLEC	Joliet	Inactive
California Rural Service Area #1, Inc.	United States Cellular	Cellular/PCS/SMR	Chicago	Active
Calista Networks Inc.	-	Interconnected VoIP	Deerfield	Active
Call One, Inc.	-	Local Reseller	Chicago	Active
Cambridge Tel. Co.	Cambridge Telephone Company	Incumbent LEC	Geneseo	Active
Cambridge TeleCom Services, Inc.	-	CAP/CLEC	Geneseo	Active
Camelot Technology Corp.	F/K/A Excalibur Technology Corporation	Interconnected VoIP	Barrington	Inactive
Campus Communications Group, Inc.	CCG, Inc.	Interconnected VoIP	Champaign	Active
Capitol Telephone	-	Payphone Service Provider	Chicago	Inactive
Capraro Development. LLC.	-	Local Reseller	Oakbrook Terrace	Inactive
Carl Sandburg College	-	Private Service Provider	Galesburg	Active
Carroll Wireless, LP.	-	Cellular/PCS/SMR	Chicago	Active
Cass Cable TV, Inc.	-	CAP/CLEC	Virginia	Active
Cass Long Distance Service, Inc.	-	Toll Reseller	Virginia	Active
Cass Telephone Company	-	Incumbent LEC	Virginia	Active
Cawley Enterprises, Inc.	Starved Rock Communications	Paging & Messaging	Spring Valley	Inactive
Cedar Rapids Cellular Telephone, L.P.	U.S. Cellular	Cellular/PCS/SMR	Chicago	Active
Celebrate Communications, LLC	-	Toll Reseller	Geneseo	Inactive
Celera Group LLC	-	Interconnected VoIP	Chicago	Active
Celeretech, Inc.	-	Toll Reseller	Algonquin	Active
Central Tele-Leasing, Inc.	-	Payphone Service Provider	Lincoln	Inactive
Century Enterprises, Inc.	-	Toll Reseller	Fairview	Active
Chama Communication	-	Cellular/PCS/SMR	Burr Ridge	Inactive
Chapman Services, Inc.	-	Payphone Service Provider	Shorewood	Inactive
Charlottesville Cellular Partnership	United States Cellular	Cellular/PCS/SMR	Chicago	Inactive
Chautauqua & Erie Communications, Inc.	-	Toll Reseller	Mattoon	Active
Chautauqua & Erie Tel. Corp.	Chautauqua & Erie Telephone Corporation	Incumbent LEC	Mattoon	Active
Chicago 20MHz, LLC	PrimCo Personal Communication Services	Cellular/PCS/SMR	Itasca	Inactive

Showing 51 to 100 of 707 companies

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