310 Carriers

Xo California, Inc. Winstar Communications, Llc -
Verizon California Inc. - Ca Us Telepacific Corp. - Ca
Time Warner Telcom Of Californ Time Warner Communications Axs
The Telephone Connection Of Lo Teleport Communications Los An
T-Mobile Usa, Inc. Sprint Spectrum L.P.
Silver Strand Enterprises, Llc Shelcomm
Paetec Communications, Inc. - Pacific Bell - Clec
Pacific Bell - Ca Pacific Bell
Pac-West Telecomm, Inc. - Ca O1 Communications, Inc.
North County Communication Cor Nextel Communications, Inc.
Network Services Llc Mult
Mpower Communications Corp. - Metrocall
Mci Worldcom Communications, I Mci Metro Ats, Inc. - Ca
Level 3 Communications, Llc - Digitcom Services, Inc.
Cook Telecom, Inc. Cellco Partnership Dba Verizon
Broadwing Communications, Llc Blue Licenses Holding, Llc
At&T - Local - Ca Arch Wireless Holdings, Inc.
American Messaging (Am), Inc. Allegiance Telecom, Inc. - Ca

310 Exchanges