| 21st Century Telecom Group | United States |
Private
|
| 360 Communications Company | United States |
Private
|
| 360networks Inc | Canada |
Private
|
| 5Barz International Inc | United States |
Private
|
| A+ Network Inc. | United States |
Private
|
| Acca Networks Co., Ltd. | Japan |
Private
|
| AccessLine Communications | United States |
Private
|
| Acropolis Telecom Societe Anonyme | France |
Private
|
| ACT Teleconferencing, Inc. | United States |
Private
|
| Advanced Communication Systems, Inc. | United States |
Private
|
| Advanced Communications Group | United States |
Private
|
| Advanced Remote Communiction Solutions, Inc. | United States |
Private
|
| Advanced TelCom Group, Inc. | United States |
Private
|
| Advanced Wireless Network Company Limited | Thailand |
Private
|
| Aepona Ltd | United Kingdom |
Private
|
| Aerial Communications, Inc. | United States |
Private
|
| Aeris Communications, Inc. | United States |
Private
|
| AirGate PCS LLC | United States |
Private
|
| Airwide Solutions Inc | United States |
Private
|
| Alamosa (Delaware), Inc. | United States |
Private
|
| Alaska Communications Systems Holdings, Inc | United States |
Private
|
| Alc Communications Corporation | United States |
Private
|
| Alestra Comunicacion, S. de R. L. de C. V. | Mexico |
Private
|
| Aliant Communications Inc. | United States |
Private
|
| Aliant Telecom Inc | Canada |
Private
|
| Alium Participacoes S.A. | Brazil |
Private
|
| Allegiance Telecom, Inc. | United States |
Private
|
| Allied Riser Communications Corporation | United States |
Private
|
| Allstream Inc | Canada |
Private
|
| ALLTEL Communications Inc. | United States |
Private
|
| ALLTEL Corporation | United States |
Private
|
| Alltel Illinois, Inc. | United States |
Private
|
| ALLTEL New York Inc. | United States |
Private
|
| Almendral Telecomunicaciones S.A. | Chile |
Private
|
| Alternacall Inc | Canada |
Private
|
| Alteva, Inc. | United States |
Private
|
| Altice International S.a r.l. | Luxembourg |
Private
|
| Altice Luxembourg SA | Luxembourg |
Private
|
| Altice S.A. | Luxembourg |
Private
|
| American Cellular Corporation | United States |
Private
|
| American Communications Services, Inc. | United States |
Private
|
| American Millennium Corporation, Inc. | United States |
Private
|
| American Telecom Services Inc | United States |
Private
|
| American Teleconferencing Services, Limited | United States |
Private
|
| American Tower LLC | United States |
Private
|
| Americonnect, Inc. | United States |
Private
|
| Ameritech Indiana | United States |
Private
|
| Aquis Communications, Inc | United States |
Private
|
| Arch Communications Enterprises Inc | United States |
Private
|
| Arch Communications, Inc. | United States |
Private
|
| Arqiva Broadcast Finance PLC | United Kingdom |
Private
|
| Arqiva Broadcast Parent Limited | United Kingdom |
Private
|
| Arrow Systems Integration, Inc. | United States |
Private
|
| Artel, LLC | United States |
Private
|
| Asia Access Telecom, Inc. | United States |
Private
|
| Asia Telecom Ltd | United States |
Private
|
| Associated Group, Inc. | United States |
Private
|
| Astral Media Inc. | Canada |
Private
|
| Astrium Services Government Inc | United States |
Private
|
| AT&T Comercializacin Mvil, S. de R.L. de C.V. | Mexico |
Private
|
| AT&T Corp | United States |
Private
|
| AT&T Mobility LLC | United States |
Private
|
| AT&T Mobility Puerto Rico Inc | United States |
Private
|
| At&T Services, Inc. | United States |
Private
|
| Atl Algar Telecom Leste S/A. | Brazil |
Private
|
| Auriga Laboratories Inc | United States |
Private
|
| Avanti Communications Group Plc | United Kingdom |
Private
|
| Banetele As | Norway |
Private
|
| Bb Mobile Corp. | Japan |
Private
|
| BCP S.A. | Brazil |
Private
|
| BCSI Inc | United States |
Private
|
| Bell & Howell Group | United States |
Private
|
| Bell Aliant Inc | Canada |
Private
|
| Bell Aliant Regional Communications LP | Canada |
Private
|
| Bell Mobility Inc. | Canada |
Private
|
| Bell MTS Inc. | Canada |
Private
|
| Bell Nordiq Group Inc. | Canada |
Private
|
| Bell Nordiq Income Fund | Canada |
Private
|
| BellSouth Telecommunications, LLC | United States |
Private
|
| Bharti Airtel Africa B.V. | Netherlands |
Private
|
| Bharti Mobile Limited | India |
Private
|
| Big Sky Energy Corporation | Canada |
Private
|
| Bite Finance International B.V. | Netherlands |
Private
|
| BMA Platform Limited | United Kingdom |
Private
|
| Bosch Telecom Danmark A/S | Denmark |
Private
|
| Bouygues Telecom SA | France |
Private
|
| Breda Telephone Corp. | United States |
Private
|
| British Columbia Railway Company | Canada |
Private
|
| Broadcast.com | United States |
Private
|
| Brooks Fiber Properties, Inc. | United States |
Private
|
| BT Communications Ireland Holdings Limited | Republic of Ireland |
Private
|
| BT Communications Ireland Limited | Republic of Ireland |
Private
|
| BTI Telecom Corporation | United States |
Private
|
| Business Telecom, LLC | United States |
Private
|
| C-COR Inc | United States |
Private
|
| Cable & Wireless Communications Limited | United States |
Private
|
| Cable & Wireless Worldwide Limited | United Kingdom |
Private
|
| Cabletalk Group Limited | New Zealand |
Private
|
| Callmate Telips Telecom Ltd. | Pakistan |
Private
|
| Calypso Wireless, Inc | United States |
Private
|
|
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