Company A to Z
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Backbone Communications Inc
Band-X Ltd
Bandwidth Market Ltd
BaneTele
Bangladesh Telephone
Banpil Photonics Inc
Banverket Telecom
BATM Advanced Communications Ltd
Bay Microsystems Inc
Bayan Telecommunications Inc
BaySpec Inc
BCE Inc
BCO Technologies plc
BE&K Inc
BeamExpress SA
Bechtel Corp
Beijing Gaohong Telecom
Belforte SpA
Belgacom SA
Bell Canada
Bell Labs
Bell West Inc
BellSouth Corp
Bermuda Telephone Company Ltd
Bestel SA de CV
Bezeq Corp
BFGoodrich Advanced Micro Machines
BG Group plc
Big Bear Networks Inc
Big Pipe Inc
Big Switch Networks Inc
BigBangwidth Inc
BinOptics Corp
BitBand Inc
BitBlitz Communications Inc
Bivio Networks Inc
Blair Park Services Inc
Blonder Tongue Laboratories Inc
Blue Road Research Inc
Blue Sky Research Inc
Bluestreak Technology Inc
Boca Photonics Inc
Bracknell Corp
Bragg Photonics Inc
Bravara Communications Inc
Brazilian Resources Inc
BRECIS Communications Corp
Bredbandsbolaget AB
Brightcove Inc
Broadata Communications Inc
Broadband Forum
Broadband Optical Access SA
Broadband Services Forum
Broadcom Corp
Broadstream Communications Inc
BroadStreet Communications Inc
Broadview Networks Inc
Broadwing Communications LLC
Broadwing Corp
Brocade
Broighter Networks Ltd
BT Group plc
BTI Systems Inc
BTI Telecom Corp
Buckeye TeleSystem Inc
Burlington NSF