215 Carriers

Xo Pennsylvania, Inc. Winstar Of Pennsylvania, Llc -
Verizon Pennsylvania, Inc. Verizon Pennsylvania, Inc - P
Us Lec Of Pennsylvania, Inc. Telcove Of Eastern Pennsylvani
Tcg Delaware Valley, Inc. - Pa Sprint Spectrum L.P.
Sprint Communications Company, Southwestern Bell Mobile Syste
Scott Sabo Dba Allpage Sbc Telecom, Inc. - Pa
Rcn Telecom Services Of Pennsy Paetec Communications, Inc. -
Pac-West Telecomm, Inc. - Pa Omnipoint Communications Enter
Nextel Communications, Inc. Netcarrier Telecom, Inc.
Metrocall Mci Worldcom Communications, I
Mci Metro, Ats, Inc. Mci Metro Ats, Inc. - Pa
Level 3 Communications, Llc - Global Crossing Local Services
Geotek Communications, Inc. Conxus Spectrum Inc.
Cellco Partnership Dba Verizon Cavalier Telephone Mid-Atlanti
Broadwing Communications, Llc Broadview Networks, Inc.-Pa
Blue Licenses Holding, Llc Atx Telecommunications Service
At&T - Local - Pa At&T - Local
Arch Wireless Holdings, Inc. Aquis Communications, Inc.
Allegiance Telecom Of Pennsylv


215 Exchanges

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