NPA
NXX
CLLI
City, ST
Telco
410
254
BLTMMDHMDS0
BALTIMORE
VERIZON MARYLAND INC.
410
319
BLTMMDHMDS0
BALTIMORE
VERIZON MARYLAND INC.
410
426
BLTMMDHMDS0
BALTIMORE
VERIZON MARYLAND INC.
410
444
BLTMMDHMDS0
BALTIMORE
VERIZON MARYLAND INC.