NPA
NXX
CLLI
City, ST
Telco
410
459
CTVLMDBACM1
FALLSTON
CELLCO PARTNERSHIP DBA VERIZON WIRELESS-MD
410
688
CTVLMDBACM1
FALLSTON
CELLCO PARTNERSHIP DBA VERIZON WIRELESS-MD
410
808
BLTMMDAFCM1
FALLSTON
NEXTEL COMMUNICATIONS
410
877
BLARMDBLDS0
FALLSTON
VERIZON MARYLAND INC.
410
937
CTVLMDBACM1
FALLSTON
CELLCO PARTNERSHIP DBA VERIZON WIRELESS-MD
443
243
CTVLMDBACM1
FALLSTON
CELLCO PARTNERSHIP DBA VERIZON WIRELESS-MD
443
299
BLTOMDXIDS0
FALLSTON
GLOBAL CROSSING LOCAL SERVICES INC.-MD
443
417
BLTMMDFMDS0
FALLSTON
TELEPORT COMMUNICATIONS GROUP AMERICA INC. - MD
443
504
BLTMMDSNDS0
FALLSTON
CAVALIER EAST LLC - MD
443
601
BLTMMDDN4MD
FALLSTON
GLOBAL NAPS SOUTH INC. - MD
443
807
HNVAMDBICM1
FALLSTON
NEXTEL COMMUNICATIONS