Illinois Telecommunications Companies

707 companies headquartered in Illinois

Company Name	DBA	Type	City	Status
Continental Mobile Tel. Co., Inc.	-	Local Reseller	Lincolnshire	Inactive
Continental Payphone Services, Inc.	-	Payphone Service Provider	Malteson	Inactive
Continuityx Solutions, Inc.	-	Interexchange Carrier	Metamora	Inactive
Converged Digital Networks, LLC	-	Interconnected VoIP	Downers Grove	Inactive
Converging Networks Group	-	Interconnected VoIP	Kankakee	Active
Coretec Communications, LLC	-	CAP/CLEC	Washington	Inactive
Cost Plus, LLC	-	CAP/CLEC	Elk Grove Village	Inactive
Crook County RSA Limited Partnership	United States Cellular	Cellular/PCS/SMR	Chicago	Inactive
CrossBridge Solutions, Inc.	-	Private Service Provider	Lincolnshire	Inactive
Crosslink Long Distance Company	-	Toll Reseller	Crossville	Active
Crossville Tel. Co.	Crossville Telephone Company, Inc.	Incumbent LEC	Crossville	Active
Crystal Communications LLC	-	Payphone Service Provider	Orland Park	Inactive
Crystal Communications, Inc.	Enventis	CAP/CLEC	Mattoon	Inactive
Cyber Broadcasting, LLC	-	Interconnected VoIP	Coal City	Inactive
Cybertel Corporation	Ameritech Cellular & Paging	Cellular/PCS/SMR	Hoffman Estates	Inactive
D & L Communications, Inc.	-	Local Reseller	St Anne	Inactive
DBS Communications, Inc.	-	Cellular/PCS/SMR	Schaumburg	Active
DKAL Telecommunications, Inc.	DKAL Telecommunications	Interexchange Carrier	Bloomington	Inactive
DLS Computer Services, Inc.	-	Interconnected VoIP	Lake in the Hills	Active
DMD Communications, Inc.	-	Payphone Service Provider	Beecher	Inactive
DMR/Aircomm, Inc.	-	Other Mobile	Flora	Active
Damen Beeper & Cellular	-	Local Reseller	Chicago	Inactive
Darien Consilting Associates, Inc.	Desktop Integration	Other Local	Darien	Active
Data Net Systems, LLC	TruComm of Illinois	Interconnected VoIP	Saint Charles	Active
Data-Tel of Illinois, Inc.	Data-Tel Communications	Other Toll	Chicago	Inactive
Davenport Cellular Telephone Company	United States Cellular	Cellular/PCS/SMR	Chicago	Inactive
Dayton SMR Ptshp.	Dayton SMR	SMR (dispatch)	Decatur	Inactive
Delta Communications, LLC	-	CAP/CLEC	Harrisburg	Active
Dezco Communications, Inc.	-	Prepaid Card	Alsip	Inactive
Dial Com Systems, Inc.	-	Payphone Service Provider	Blue Island	Inactive
Digital Network Access Communications, Inc.	DNA Communications	CAP/CLEC	Rochelle	Active
Diverse Communications, Inc.	-	CAP/CLEC	Woodhull	Active
Dontel International, LLC	Dontel International	Toll Reseller	Wheeling	Active
Dubuque Cellular Telephone, L.P.	United States Cellular	Cellular/PCS/SMR	Chicago	Active
EOS Business Services, Inc.	-	Wireless Data	Springfield	Inactive
ESI Advanced Wireless Networks, LLC	-	Other Local	LISLE	Active
East Alton Jewelry & Loan Pawn Shop	-	Paging & Messaging	East Alton	Inactive
Easy Call, Inc.	-	Prepaid Card	Chicago	Active
Ebony Beepers, Inc.	-	Paging & Messaging	Chicago	Active
Egyptian Communication Services, Inc.	-	Toll Reseller	Steeleville	Active
Egyptian Tel. Coop. Assn.	Egyptian Telephone Coop. Assoc.	Incumbent LEC	Steeleville	Active
El Paso Long Distance	-	Toll Reseller	Mattoon	Active
Electronic Security Systems, Inc.	Aurora Telecom Division	Payphone Service Provider	Aurora	Inactive
Ell Tel Long Distance, Inc.	-	Toll Reseller	Mattoon	Active
Enhanced Communications of Northern New England, I	-	Interexchange Carrier	Mattoon	Active
Ennovativ LLC	-	Interconnected VoIP	Deerfield	Inactive
Entrance Ramp, Inc.	-	-	Deerfield	Inactive
Enventis Telecom, Inc.	Enventis	CAP/CLEC	Mattoon	Inactive
Equivoice Cruise, LLC	-	Non-interconnected VoIP	Algonquin	Active
Equivoice, Inc.	-	Interconnected VoIP	Buffalo Grove	Active

Showing 151 to 200 of 707 companies

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