NPA
NXX
CLLI
City, ST
Telco
215
346
PHLAPAAZDS2
PHPHSBZN38
TCG DELAWARE VALLEY INC. PA
215
366
FTWSPAFWDS0
PHPHSBZN38
PECO HYPERION TELECOMMUNICATIONS
215
392
KGPRPADODS0
PHPHSBZN38
MCI WORLDCOM COMMUNICATONS INC. - PA
215
395
PHLBPAMYDS4
PHPHSBZN38
NETCARRIER TELECOM INC.
215
449
PHLAPA031MD
PHPHSBZN38
XO PENNSYLVANIA INC.
215
522
CRHTPAPRCM8
PHPHSBZN38
ARCH WIRELESS HOLDINGS INC.
215
657
WLGRPAWGDS0
PHPHSBZN38
VERIZON PENNSYLVANIA INC.
215
658
WLGRPAWGDS0
PHPHSBZN38
VERIZON PENNSYLVANIA INC.
215
659
WLGRPAWGDS0
PHPHSBZN38
VERIZON PENNSYLVANIA INC.
215
706
WLGRPAWGDS0
PHPHSBZN38
VERIZON PENNSYLVANIA INC.
215
784
WLGRPAWGDS0
PHPHSBZN38
VERIZON PENNSYLVANIA INC.
215
830
WLGRPAWGDS0
PHPHSBZN38
VERIZON PENNSYLVANIA INC.
215
882
PHLAPASLBMD
PHPHSBZN38
AT&T LOCAL
215
902
PHLAPAFGDSC
PHPHSBZN38
MCIMETRO ATS INC.
267
431
PHLAPAFG00A
PHPHSBZN38
ARBROS COMMUNICATIONS LICENSING COMPANY NE - PA
267
495
PHLAPAFGDSG
PHPHSBZN38
US LEC OF PENNSYLVANIA INC.
267
518
PHLAPAFG6MD
PHPHSBZN38
ALLEGIANCE TELECOM OF PENNSYLVANIA INC.
267
607
NRTWPA10DS0
PHPHSBZN38
FOCAL COMMUNICATIONS CORP OF PENNSYLVANIA
267
715
PHLAPAFGW29
PHPHSBZN38
GLOBAL NAPS - PA
267
781
WRMNPABCDS0
PHPHSBZN38
CAVALIER TELEPHONE MID-ATLANTIC. LLC - PA
267
851
PHLAPAFG39W
PHPHSBZN38
CORE COMMUNICATIONS INC. - PA
267
913
PHLBPABJDS3
PHPHSBZN38
ATX TELECOMMUNICATIONS SERVICES LTD
267
942
FTWSPAFW5MD
PHPHSBZN38
FOCAL COMMUNICATIONS CORP OF PENNSYLVANIA
267
943
PHLBPAPU5MD
PHPHSBZN38
GLOBAL CROSSING LOCAL SERVICES INC.-PA
267
944
NWRKDEWWDS0
PHPHSBZN38
CAVALIER TELEPHONE LLC (MID-ATLANTIC) - PA
267
945
PHLBPAPU9MD
PHPHSBZN38
NETWORK SERVICES LLC (TSR)
267
947
PHLAPAFG7MD
PHPHSBZN38
SNIP LINK L.L.C. - PA
267
948
PHLAPAFGDSE
PHPHSBZN38
PAETEC COMMUNICATIONS INC. PA
267
949
LPTPPABHDS0
PHPHSBZN38
RCN TELECOM SVCS OF PHILADEL DBA RCN OF PHILADELPH