Local Calling Guide
Area code/prefix search
Washington Zone 1, DC
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 771-246
| 4 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-07 |
|
| 771-246
| 5 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-07 |
|
| 771-246
| 6 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-07 |
|
| 771-246
| 7 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-07 |
|
| 771-246
| 8 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-07 |
|
| 771-246
| 9 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-07 |
|
| 771-247
| A |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2025-01-18 |
|
| 771-247
| 0 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2025-11-03 |
|
| 771-247
| 1 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2025-11-03 |
|
| 771-247
| 2 |
WASHDC127MD |
073H TELNYX LLC |
236 |
|
2025-01-20 |
|
| 771-247
| 3 |
WASHDC127MD |
073H TELNYX LLC |
236 |
|
2025-01-20 |
|
| 771-247
| 4 |
WASHDC127MD |
073H TELNYX LLC |
236 |
|
2025-01-20 |
|
| 771-247
| 5 |
VINNVACBDS0 |
850D ONVOY, LLC - DC |
236 |
|
2025-01-20 |
|
| 771-247
| 6 |
VINNVACBDS0 |
850D ONVOY, LLC - DC |
236 |
|
2025-01-20 |
|
| 771-247
| 7 |
VINNVACBDS0 |
850D ONVOY, LLC - DC |
236 |
|
2025-01-20 |
|
| 771-247
| 8 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-01-20 |
|
| 771-247
| 9 |
WASHDC127MD |
073H TELNYX LLC |
236 |
|
2025-01-20 |
|
| 771-248
| A |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-30 |
|
| 771-248
| 0 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-31 |
|
| 771-248
| 1 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-31 |
|
| 771-248
| 2 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-31 |
|
| 771-248
| 3 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-31 |
|
| 771-248
| 4 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-31 |
|
| 771-248
| 5 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-31 |
|
| 771-248
| 6 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-31 |
|
| 771-248
| 7 |
OCQNVAXAVMD |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2025-01-09 |
|
| 771-248
| 8 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-30 |
|
| 771-248
| 9 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-30 |
|
| 771-249
| A |
OCQNVAXAVMD |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2025-02-10 |
|
| 771-249
| 0 |
VINNVACBDS0 |
850D ONVOY, LLC - DC |
236 |
|
2025-02-11 |
|
| 771-249
| 1 |
VINNVACBDS0 |
850D ONVOY, LLC - DC |
236 |
|
2025-02-11 |
|
| 771-249
| 2 |
VINNVACBDS0 |
850D ONVOY, LLC - DC |
236 |
|
2025-02-11 |
|
| 771-249
| 3 |
VINNVACBDS0 |
850D ONVOY, LLC - DC |
236 |
|
2025-02-11 |
|
| 771-249
| 4 |
VINNVACBDS0 |
850D ONVOY, LLC - DC |
236 |
|
2025-02-11 |
|
| 771-249
| 5 |
|
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2026-08-07 |
|
| 771-249
| 6 |
OCQNVAXAVMD |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2025-02-10 |
|
| 771-249
| 7 |
|
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2026-08-07 |
|
| 771-249
| 8 |
VINNVACBDS0 |
850D ONVOY, LLC - DC |
236 |
|
2025-02-11 |
|
| 771-249
| 9 |
VINNVACBDS0 |
850D ONVOY, LLC - DC |
236 |
|
2025-02-11 |
|
| 771-250
| A |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-03-22 |
|
| 771-250
| 0 |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-03-22 |
|
| 771-250
| 1 |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-03-22 |
|
| 771-250
| 2 |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-03-22 |
|
| 771-250
| 3 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-03-24 |
|
| 771-250
| 4 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-03-24 |
|
| 771-250
| 5 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-03-24 |
|
| 771-250
| 6 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-03-24 |
|
| 771-250
| 7 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-03-24 |
|
| 771-250
| 8 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-04-10 |
|
| 771-250
| 9 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-04-04 |
|
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Last updated: Sat, 01 Aug 2026 03:19:33 UTC
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