814 Carriers

Ymax Communications Corp Pa Windstream Pennsylvania, Inc.
Verizon Pennsylvania, Inc. Verizon Pennsylvania
Verizon North Inc. - Pa Verizon Pennsylvania, Inc - P
Venus Tel Corp Velocity Net Communications
United Tel Co Of Pennsylvania United States Cellular Corp. -
Telcove Of Pennsylvania, Inc. Telcove Investment, Llc - Pa
Telcove Atlantic, Inc. - Ny T-Mobile Usa, Inc.
Sprint Spectrum L.P.- Pa Sprint Spectrum L.P.
Sprint Communications Company, Sprint Communications Company
Southwestern Bell Mobile Syste Schuylkill Mobile Fone, Inc.
Rcc Of Pennsylvania Dba Beeper Nextel Partners Operating Corp
Nextel Communications, Inc. New Cingular Wireless Pcs, Llc
New Cingular Wireless Pcs Mobile Communication Service,
Metrocall Mci Worldcom Communications, I
Mci Metro Ats, Inc. - Pa Level 3 Communications, Llc -
Kmc Telecom V, Inc. - Pa Keystone Wireless, Llc
Intermedia Communications Idt America, Corp. - Pa
Idt America Global Naps - Pa
Full Service Computing Corpora Frontier Communications Of Osw
Frontier Communications Of Bre Fibernet Telecommunications Of
Fairpoint Communications Solut Dobson Cellular Systems, Inc.
Crossroads Wireless Core Communications, Inc. - Pa
Commpartners, Llc - Pa Comcast Phone Of Pennsylvania
Comcast Business Communication Citynet Pennsylvania
Choice One Communications, Inc Cellco Partnership Dba Verizon
Cei Networks, Inc. - Pa Buffalo-Lake Erie Wireless Sys
Blue Licenses Holding, Llc Bandwidth Com Clec
At&T - Local - Pa Armstrong Telecommunications
Armstrong Tel Co North Alltel Communications, Inc. -
Allegiance Telecom Of Texas, I Aerial Communications


814 Exchanges

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