NPA
NXX
CLLI
City, ST
Telco
410
414
PRFRMDPFRS1
PRINCEFRCK
VERIZON MARYLAND INC.
410
474
WDLWMDEMCM2
PRINCEFRCK
CELLCO PARTNERSHIP DBA VERIZON WIRELESS-MD
410
495
MUTLMDMTRS0
PRINCEFRCK
VERIZON MARYLAND INC.
410
535
PRFRMDPFRS1
PRINCEFRCK
VERIZON MARYLAND INC.
410
586
MUTLMDMTRS0
PRINCEFRCK
VERIZON MARYLAND INC.
410
610
WDLWMDEMCM2
PRINCEFRCK
CELLCO PARTNERSHIP DBA VERIZON WIRELESS-MD
410
973
SVGHMDAQCM0
PRINCEFRCK
ARCH WIRELESS HOLDINGS INC.
443
295
BLTMMDSNDS1
PRINCEFRCK
LEVEL 3 COMMUNICATIONS LLC - MD
443
432
BLTMMDDN4MD
PRINCEFRCK
GLOBAL NAPS SOUTH INC. - MD
443
486
ANNPMDAN6MD
PRINCEFRCK
FOCAL COMMUNICATIONS CORP OF THE MID-ATLANTIC
443
532
HNVAMDBICM1
PRINCEFRCK
NEXTEL COMMUNICATIONS
443
624
WDLWMDEMCM2
PRINCEFRCK
CELLCO PARTNERSHIP DBA VERIZON WIRELESS-MD
443
968
HNTWMDAA1MD
PRINCEFRCK
DOBSON CELLULAR SYSTEMS INC.
443
975
HNTWMDAA1MD
PRINCEFRCK
DOBSON CELLULAR SYSTEMS INC.