415 Carriers

Ymax Communcations Corp. - Fl Xo California, Inc.
Winstar Communications, Llc - Verizon California Inc. - Ca
Us Telepacific Corp. - Ca Time Warner Telecom Of Califor
The Telephone Connection Of Lo Teleport Communications San Fr
T-Mobile Usa, Inc. Sprint Spectrum L.P.
Silver Strand Enterprises, Llc Sbc Internet Services, Inc.
San Diego Paging Rcn Telecom Services Of Califo
Pacific Centrex Services, Inc. Pacific Bell Ca
Pacific Bell - Ca Pacific Bell
Pac-West Telecomm, Inc. - Ca O1 Communications, Inc.
North County Communication Cor Nextel Communications, Inc.
Neutral Tandem-California, Llc Network Services Llc
Mpower Communications Corp. - Metrocall
Metro Pcs, Inc. Mci Worldcom Communications, I
Mci Metro, Ats, Inc. Mci Metro Ats, Inc. - Ca
Level 3 Communications, Llc - Integrated Communications Cons
Global Crossing Local Services Geotek Communications, Inc.
Digitcom Services, Inc. Cost Plus Communications
Cook Telecom, Inc. Comcast Phone Of California, L
Cf Communications, Llc Dba Tel Cellco Partnership Dba Verizon
Brooks Fiber Communications Of Broadwing Communications, Llc
Blue Licenses Holding, Llc At&T - Local - Ca
Arch Wireless Holdings, Inc. American Messaging (Am), Inc.
Allegiance Telecom, Inc. - Ca


415 Cities

Stinson BeachSausalito
San RafaelSan Francisco
Point Reyes StationOakland
NovatoNicasio
Mill ValleyInverness
IgnacioCorte Madera
BrisbaneBelvedere


415 Exchanges

415504415740415992