484 Carriers

Xo Pennsylvania, Inc. Xo Pennsylvania
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.- Pa
Sprint Spectrum L.P. Sprint Spectrum L P
Sprint Communications Company, Southwestern Bell Mobile Syste
Snip Link, L.L.C. - Pa Service Electric Telephone, In
Service Electric Telephone Sbc Telecom, Inc. - Pa
Rcn Telecom Svcs Of Philadel D Rcn Telecom Services, Inc. Dba
Rcn Telecom Services Of Pennsy Peerless Network Of Pennsylvan
Paetec Communications, Inc. - Pac-West Telecomm, Inc. - Pa
Omnipoint Communications Enter Nextel Communications, Inc.
Nextel Communications New Cingular Wireless Pcs
Metrocall Mci Worldcom Communications, I
Mci Metro Ats, Inc. - Pa Level 3 Communications, Llc -
Keystone Wireless, Llc Ironton Tel Co
Global Naps - Pa Global Crossing Local Services
D&E/Omnipoint Wireless Joint V Ctsi, Llc
Ctc Communications Corp. - Pa Commpartners, Llc - Pa
Commonwealth Telephone Company Comcast Phone Of Pennsylvania,
Comcast Phone Of Pennsylvania Comcast Business Communication
Choice One Communications, Inc Cellco Partnership Dba Verizon
Cei Networks, Inc. - Pa Cccpa, Inc. Dba Connect!
Cavalier Telephone, Llc (Mid-A Cavalier Telephone Mid-Atlanti
Broadwing Communications, Llc Broadview Networks, Inc.-Pa
Blue Licenses Holding, Llc Atx Telecommunications Service
At&T - Local - Pa Allegiance Telecom Of Pennsylv


484 Cities

West GroveWest Chester
WayneW Chester
VillanovaUpper Black Eddy
SwarthmoreSpring City
SlatingtonSchwenksville
RoyersfordRiegelsville
ReadingPottstown
Plymouth MeetingPhoenixville
PhiladelphiaParkesburg
PaoliOxford
NorthamptonNorristown
Newtown SquareNew Tripoli
New SmithvilleNazareth
MediaLehighton
LeesportLansdowne
LansdaleLandenberg
KutztownKintnersville
Kennett SquareKennett Sq
KemptonJenkintown
IrontonHoney Brook
HellertownHavertown
HamburgGlenolden
GlenmooreGlen Mills
Ft WashFleetwood
ExtonEmmaus
EastonDowningtown
CoopersburgConshohocken
CollegevilleCoatesville
CheyneyChester Springs
ChesterChadds Ford
CatasauquaBryn Mawr
BirdsboroBethlehem
BathBala Cynwyd
AvondaleArdmore
Allentown


484 Exchanges

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