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 |
240-554
| A |
Laurel |
MD |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
240-556
| A |
Washington Zone 14 |
MD |
CHCHMDBE6MD |
4716 PAETEC COMMUNICATIONS, INC. - MD |
236 |
|
|
|
240-557
| A |
Washington Zone 6 |
MD |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
240-558
| A |
Washington Zone 11 |
MD |
HRNDVA13AMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
240-559
| A |
Ashton |
MD |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
240-560
| A |
Washington Zone 12 |
MD |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
240-561
| A |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
240-562
| A |
Gaithersburg |
MD |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
240-563
| A |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
|
|
240-564
| A |
Laurel |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
240-565
| A |
Laurel (Baltimore LATA) |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
240-566
| A |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-567
| A |
Washington Zone 10 |
MD |
RKVLMDRVDS1 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
240-568
| A |
Laurel |
MD |
LARLMDLRDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
240-569
| A |
Flintstone |
MD |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
|
|
240-570
| A |
Ashton (Baltimore LATA) |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
|
|
240-571
| A |
Laurel (Baltimore LATA) |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
|
|
240-572
| A |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
240-573
| A |
Washington Zone 15 |
MD |
WASJDCDCDS0 |
6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD |
236 |
|
|
|
240-574
| A |
Friendsville |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
|
|
240-575
| A |
Frederick |
MD |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
|
|
240-576
| A |
Hagerstown |
MD |
HGTWMD534MD |
197D VONAGE AMERICA LLC |
240 |
|
|
|
240-577
| A |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
240-578
| A |
Frederick |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
|
|
240-579
| A |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
240-580
| A |
Cumberland |
MD |
FRDRMDFRKMD |
6664 SPRINT SPECTRUM, L.P. |
240 |
|
|
|
240-581
| A |
Laurel |
MD |
WASHDCSWXCY |
4989 PAETEC COMMUNICATIONS, INC. - DC |
236 |
|
|
|
240-582
| A |
Washington Zone 4 |
MD |
HYVLMDHYDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
240-583
| A |
Laurel |
MD |
MRKKMDMKDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
240-584
| A |
Laurel |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
240-585
| A |
Waldorf |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
240-586
| A |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-587
| A |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
240-588
| A |
Grantsville |
MD |
FRDRMDFRXVX |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
240 |
|
|
|
240-589
| A |
McCoole |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
|
|
240-590
| A |
Washington Zone 12 |
MD |
BTVLMD127MD |
5562 METROPCS, INC. |
236 |
|
|
|
240-591
| A |
Hagerstown |
MD |
FRDRMDFRXQX |
836G SHENTEL COMMUNICATIONS, LLC. - MD |
240 |
|
|
|
240-592
| A |
Washington Zone 13 |
MD |
LARLMDLRDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
240-593
| A |
Laurel (Baltimore LATA) |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
240-594
| A |
Bittinger |
MD |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
|
|
240-595
| A |
Washington Zone 3 |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
240-596
| A |
Ashton |
MD |
CHCHMDBEPS0 |
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2024-01-16 |
|
240-597
| A |
Gaithersburg |
MD |
SLSPMD91DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
240-598
| A |
Hughesville |
MD |
CHCHMDBEPS0 |
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2024-01-16 |
|
240-599
| A |
Washington Zone 10 |
MD |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
|
|
240-600
| A |
Washington Zone 2 |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
240-601
| A |
Washington Zone 3 |
MD |
BTVLMD12CMA |
6664 SPRINT SPECTRUM, L.P. |
236 |
|
|
|
240-602
| A |
Washington Zone 3 |
MD |
BTVLMD12CMA |
6664 SPRINT SPECTRUM, L.P. |
236 |
|
|
|
240-603
| A |
Washington Zone 3 |
MD |
BTVLMD12CMA |
6664 SPRINT SPECTRUM, L.P. |
236 |
|
|
|
240-604
| A |
Washington Zone 3 |
MD |
BTVLMD12CMA |
6664 SPRINT SPECTRUM, L.P. |
236 |
|
|
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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