Local Calling Guide
Area code/prefix search
Washington Zone 4, MD
<< 1 2 3 4 5 6 7 8 9 10 11 12 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 240-770
| 2 |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2008-02-13 |
|
| 240-770
| 3 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2008-04-08 |
|
| 240-770
| 4 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2008-04-08 |
|
| 240-770
| 5 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2008-04-08 |
|
| 240-770
| 6 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2006-12-14 |
|
| 240-770
| 7 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2006-12-14 |
|
| 240-770
| 8 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2006-12-14 |
|
| 240-770
| 9 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-11-29 |
|
| 240-791
| A |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 240-791
| 0 |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2022-06-14 |
|
| 240-791
| 1 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2021-11-04 |
|
| 240-791
| 2 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2021-11-04 |
|
| 240-791
| 3 |
BTVLMD127MD |
5562 METROPCS, INC. |
236 |
|
2021-10-31 |
|
| 240-791
| 4 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2021-09-26 |
|
| 240-791
| 5 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2021-09-26 |
|
| 240-791
| 6 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2021-09-25 |
|
| 240-791
| 7 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2021-09-25 |
|
| 240-791
| 8 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2021-09-25 |
|
| 240-791
| 9 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2021-09-25 |
|
| 240-825
| A |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 240-825
| 0 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2016-05-15 |
|
| 240-825
| 1 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2016-05-15 |
|
| 240-825
| 2 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2016-05-15 |
|
| 240-825
| 3 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2016-09-08 |
|
| 240-825
| 4 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2016-05-26 |
|
| 240-825
| 5 |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2017-02-21 |
|
| 240-825
| 6 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-05-15 |
|
| 240-825
| 7 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-05-15 |
|
| 240-825
| 8 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-05-15 |
|
| 240-825
| 9 |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2016-05-14 |
|
| 240-828
| A |
WASHDC127MD |
073H TELNYX LLC |
236 |
|
|
|
| 240-828
| 0 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2019-08-26 |
|
| 240-828
| 1 |
WASHDC127MD |
073H TELNYX LLC |
236 |
|
2017-04-01 |
|
| 240-828
| 2 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-05-01 |
|
| 240-828
| 3 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-05-01 |
|
| 240-828
| 4 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-05-01 |
|
| 240-828
| 5 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2018-06-11 |
|
| 240-828
| 6 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-05-01 |
|
| 240-828
| 7 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-05-01 |
|
| 240-828
| 8 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2017-04-01 |
|
| 240-828
| 9 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2019-08-26 |
|
| 240-854
| A |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 240-854
| 0 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-02-24 |
|
| 240-854
| 1 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-02-24 |
|
| 240-854
| 2 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-02-24 |
|
| 240-854
| 3 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-02-24 |
|
| 240-854
| 4 |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2022-03-20 |
|
| 240-854
| 5 |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2022-03-20 |
|
| 240-854
| 6 |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2022-04-25 |
|
| 240-854
| 7 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-02-05 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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