Area Code |
Prefix |
Zip Count |
ZIP Freq |
Type |
Company |
Rate Center |
227 |
219 |
343 |
-2 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
ASHTON236 |
227 |
243 |
343 |
-2 |
LANDLINE |
ONVOY, LLC - MD |
ASHTON236 |
240 |
342 |
343 |
-2 |
LANDLINE |
STARPOWER COMMUNICATIONS, LLC - MD |
ASHTON236 |
240 |
345 |
343 |
-2 |
LANDLINE |
LEVEL 3 COMMUNICATIONS, LLC - MD |
ASHTON238 |
240 |
389 |
343 |
-2 |
LANDLINE |
BROADVIEW NETWORKS OF VIRGINIA, INC. - VA |
ASHTON236 |
240 |
390 |
343 |
-2 |
LANDLINE |
CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
ASHTON236 |
240 |
437 |
343 |
-2 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
ASHTON236 |
240 |
536 |
343 |
-2 |
LANDLINE |
PEERLESS NETWORK OF MARYLAND, LLC |
ASHTON236 |
240 |
559 |
343 |
-2 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
ASHTON236 |
240 |
579 |
343 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
ASHTON236 |
240 |
596 |
343 |
-2 |
LANDLINE |
CORE COMMUNICATIONS, INC.- MD |
ASHTON236 |
240 |
659 |
343 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
ASHTON236 |
240 |
703 |
343 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
ASHTON236 |
240 |
722 |
343 |
-2 |
LANDLINE |
GLOBAL CROSSING LOCAL SERVICES, INC. - MD |
ASHTON236 |
240 |
729 |
343 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
ASHTON236 |
240 |
733 |
343 |
-2 |
LANDLINE |
FRACTEL, LLC |
ASHTON236 |
240 |
779 |
343 |
-2 |
LANDLINE |
CAVALIER EAST, LLC - MD |
ASHTON236 |
240 |
797 |
343 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
ASHTON236 |
240 |
817 |
343 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
ASHTON236 |
240 |
861 |
343 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
ASHTON236 |
240 |
883 |
343 |
-2 |
LANDLINE |
LEVEL 3 COMMUNICATIONS, LLC - MD |
ASHTON236 |
240 |
887 |
343 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
ASHTON236 |
240 |
918 |
343 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
ASHTON236 |
240 |
919 |
343 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
ASHTON236 |
240 |
936 |
343 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
ASHTON236 |
240 |
978 |
343 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
ASHTON236 |
240 |
991 |
343 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
ASHTON236 |
301 |
232 |
343 |
-2 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
ASHTON236 |
301 |
476 |
343 |
-2 |
LANDLINE |
VERIZON MARYLAND, INC. |
ASHTON236 |
301 |
612 |
343 |
-2 |
WIRELESS |
TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
WSNG238Z14 |
301 |
658 |
343 |
-2 |
LANDLINE |
TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
ASHTON236 |
301 |
804 |
343 |
-2 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
ASHTON236 |