213 Carriers

Xo California, Inc. Winstar Communications, Llc -
Volo Communications Of Califor Verizon California Inc. - Ca
Utility Telephone, Inc. - Ca Us Telepacific Corp. - Ca
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 Satellite Paging, Inc.
Pointe Communications Corp. - Planet Telesis
Paetec Communications, Inc. - Pacific Bell Mobile Services
Pacific Bell - Ca Pacific Bell
Pac-West Telecomm, Inc. - Ca O1 Communications, Inc.
North County Communication Cor Nextel Communications, Inc.
Neutral Tandem-California Network Services Llc
Mpower Networks Services Inc. Mpower Communications Corp. -
Metrocall Mci Worldcom Communications, I
Mci Metro Ats, Inc. - Ca Level 3 Communications, Llc -
Kmc Telecom V, Inc.-Ca Intermedia Communications, Inc
Integrated Communications Cons Global Naps California, Inc. -
Global Crossing Local Services Fones 4 All Corp - Ca
Dmr Communications Inc. - Ca Digitcom Services, Inc.
Crown Cellular & Paging Cost Plus Communications
Cook Telecom, Inc. Comcast Phone Of California, L
Cf Communications, Llc Dba Tel Cellco Partnership Dba Verizon
Cbeyond Communications, Llc - Broadwing Communications, Llc
Blue Licenses Holding, Llc At&T - Local - Ca
Arch Wireless Holdings, Inc. American Messaging (Am), Inc.
Allegiance Telecom, Inc. - Ca Adir International Export Ltd.

213 Cities

San PedroLsan Da 01
Los AngelesIrvine
Huntington ParkGardena

213 Exchanges