Local Calling Guide
Area code/prefix search
Washington Zone 2, MD
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 240-855
| 0 |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2008-02-01 |
|
| 240-855
| 1 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-02-27 |
|
| 240-855
| 2 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-02-27 |
|
| 240-855
| 3 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-02-27 |
|
| 240-855
| 4 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-02-27 |
|
| 240-855
| 5 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-02-27 |
|
| 240-855
| 6 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2006-11-30 |
|
| 240-855
| 7 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2006-11-30 |
|
| 240-855
| 8 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2006-11-30 |
|
| 240-855
| 9 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2006-11-30 |
|
| 240-858
| A |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 240-858
| 0 |
|
876D ONVOY, LLC - MD |
236 |
|
2016-10-01 |
|
| 240-858
| 1 |
|
876D ONVOY, LLC - MD |
236 |
|
2016-10-01 |
|
| 240-858
| 2 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2017-07-09 |
|
| 240-858
| 3 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2017-08-25 |
|
| 240-858
| 4 |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2017-07-28 |
|
| 240-858
| 5 |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2020-02-26 |
|
| 240-858
| 6 |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2017-08-24 |
|
| 240-858
| 7 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2017-08-25 |
|
| 240-858
| 8 |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2016-10-14 |
|
| 240-858
| 9 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2016-09-10 |
|
| 240-876
| A |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 240-876
| 0 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 240-876
| 1 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 240-876
| 2 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 240-876
| 3 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 240-876
| 4 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 240-876
| 5 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 240-876
| 6 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 240-876
| 7 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 240-876
| 8 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 240-876
| 9 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 240-899
| A |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 240-941
| A |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
|
|
| 240-941
| 0 |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2022-10-01 |
|
| 240-941
| 1 |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2022-10-01 |
|
| 240-941
| 2 |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2022-10-01 |
|
| 240-941
| 3 |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2022-10-01 |
|
| 240-941
| 4 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2022-10-31 |
|
| 240-941
| 5 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2022-12-12 |
|
| 240-941
| 6 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2022-12-12 |
|
| 240-941
| 7 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2022-12-09 |
|
| 240-941
| 8 |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2022-11-13 |
|
| 240-941
| 9 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2022-10-02 |
|
| 240-956
| A |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
|
|
| 240-956
| 0 |
|
939H COMMIO, LLC |
236 |
|
2021-09-04 |
|
| 240-956
| 1 |
|
939H COMMIO, LLC |
236 |
|
2021-09-04 |
|
| 240-956
| 2 |
|
939H COMMIO, LLC |
236 |
|
2021-09-04 |
|
| 240-956
| 3 |
|
939H COMMIO, LLC |
236 |
|
2021-09-04 |
|
| 240-956
| 4 |
|
876D ONVOY, LLC - MD |
236 |
|
2021-01-07 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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