Local Calling Guide
Area code/prefix search
NPA: 240
[Rate centres in NPA 240]
[Dial plan for NPA 240]
Block: A
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 240-200
| A |
Washington Zone 2 |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
|
|
| 240-201
| A |
Ridge |
MD |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
| 240-202
| A |
Highfield |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
|
|
| 240-203
| A |
Hagerstown |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
| 240-204
| A |
Washington Zone 2 |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 240-205
| A |
Washington Zone 10 |
MD |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
|
|
| 240-206
| A |
Washington Zone 14 |
MD |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 240-207
| A |
Damascus |
MD |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
| 240-208
| A |
La Plata |
MD |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
| 240-209
| A |
Indian Head |
MD |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
| 240-210
| A |
Waldorf |
MD |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
|
|
| 240-212
| A |
Oakland |
MD |
HGTWMD53DS0 |
2593 CORE COMMUNICATIONS, INC.- MD |
240 |
|
|
|
| 240-213
| A |
Waldorf |
MD |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
| 240-214
| A |
Mechanicsville |
MD |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
| 240-215
| A |
Frederick |
MD |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
|
|
| 240-216
| A |
Waldorf |
MD |
BTVLMD12CMA |
6664 SPRINT SPECTRUM, L.P. |
236 |
|
|
|
| 240-217
| A |
Hagerstown |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
| 240-218
| A |
Nanjemoy |
MD |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
| 240-219
| A |
Ridge |
MD |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
| 240-220
| A |
Poolesville |
MD |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
| 240-221
| A |
Washington Zone 11 |
MD |
RKVLMDMRDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 240-222
| A |
Waldorf |
MD |
HRNDVA13AMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
| 240-223
| A |
Washington Zone 2 |
MD |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 240-224
| A |
Gaithersburg |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 240-225
| A |
Frederick |
MD |
HGTWMD53DS0 |
2593 CORE COMMUNICATIONS, INC.- MD |
240 |
|
|
|
| 240-226
| A |
Oakland |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
|
|
| 240-227
| A |
Myersville |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2023-09-08 |
|
| 240-228
| A |
Washington Zone 13 |
MD |
LARLMDLRDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 240-229
| A |
Waldorf |
MD |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-230
| A |
Hughesville |
MD |
WASJDCDCDS0 |
6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD |
236 |
|
|
|
| 240-231
| A |
Hagerstown |
MD |
HGTWMD53DS0 |
2593 CORE COMMUNICATIONS, INC.- MD |
240 |
|
|
|
| 240-232
| A |
Washington Zone 14 |
MD |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-233
| A |
Tompkinsville |
MD |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
| 240-234
| A |
Washington Zone 2 |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 240-235
| A |
Washington Zone 2 |
MD |
CHCHMDBE6MD |
4716 PAETEC COMMUNICATIONS, INC. - MD |
236 |
|
|
|
| 240-236
| A |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
| 240-237
| A |
Lexington Park-Great Mills |
MD |
WASHDCDTDS1 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
| 240-238
| A |
Washington Zone 10 |
MD |
CHCHMDBE6MD |
4716 PAETEC COMMUNICATIONS, INC. - MD |
236 |
|
|
|
| 240-239
| A |
Leonardtown |
MD |
CHCHMDBEPS0 |
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
|
|
| 240-240
| A |
Damascus (Hagerstown LATA) |
MD |
HGTWMD53CMD |
965H FRACTEL, LLC |
240 |
|
|
|
| 240-241
| A |
Washington Zone 13 |
MD |
LNHMMDADGT0 |
8832 STARPOWER COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-242
| A |
Washington Zone 11 |
MD |
LNHMMDADGT0 |
8832 STARPOWER COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-243
| A |
Gaithersburg |
MD |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 240-244
| A |
Washington Zone 16 |
MD |
LNHMMDADGT0 |
8832 STARPOWER COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-245
| A |
Washington Zone 14 |
MD |
LNHMMDADGT0 |
8832 STARPOWER COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-246
| A |
Gaithersburg |
MD |
LNHMMDADGT0 |
8832 STARPOWER COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-247
| A |
Washington Zone 3 |
MD |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 240-248
| A |
Ridge |
MD |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
| 240-249
| A |
Mechanicsville |
MD |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
| 240-250
| A |
Brandywine |
MD |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>
Last updated: Fri, 03 Nov 2023 21:02:38 UTC
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