Local Calling Guide
Area code/prefix search
NPA: 227
[Rate centres in NPA 227]
[Dial plan for NPA 227]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 227-256
| 3 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-06 |
|
| 227-256
| 4 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-06 |
|
| 227-256
| 5 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-06 |
|
| 227-256
| 6 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-06 |
|
| 227-256
| 7 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-31 |
|
| 227-256
| 8 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-31 |
|
| 227-256
| 9 |
Washington Zone 2 |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2024-12-17 |
|
| 227-257
| A |
Washington Zone 14 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-12-05 |
|
| 227-257
| 0 |
Washington Zone 14 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-12-05 |
|
| 227-257
| 1 |
Washington Zone 14 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-12-14 |
|
| 227-257
| 2 |
Washington Zone 14 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-04-06 |
|
| 227-257
| 3 |
Washington Zone 14 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-05-10 |
|
| 227-257
| 4 |
Washington Zone 14 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-11-28 |
|
| 227-257
| 5 |
Washington Zone 14 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2026-06-13 |
|
| 227-257
| 6 |
Washington Zone 14 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2026-08-21 |
|
| 227-257
| 7 |
Washington Zone 14 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2026-08-21 |
|
| 227-257
| 8 |
Washington Zone 14 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-10-12 |
|
| 227-257
| 9 |
Washington Zone 14 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-09-06 |
|
| 227-258
| A |
Gaithersburg |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-22 |
|
| 227-258
| 0 |
Gaithersburg |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-09-06 |
|
| 227-258
| 1 |
Gaithersburg |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-01-06 |
|
| 227-258
| 2 |
Gaithersburg |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-03-02 |
|
| 227-258
| 3 |
Gaithersburg |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-05-03 |
|
| 227-258
| 4 |
Gaithersburg |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-05-03 |
|
| 227-258
| 5 |
Gaithersburg |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-05-31 |
|
| 227-258
| 6 |
Gaithersburg |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-11-08 |
|
| 227-258
| 7 |
Gaithersburg |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-11-08 |
|
| 227-258
| 8 |
Gaithersburg |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-22 |
|
| 227-258
| 9 |
Gaithersburg |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-22 |
|
| 227-259
| A |
Laurel |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-26 |
|
| 227-259
| 0 |
Laurel |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-27 |
|
| 227-259
| 1 |
Laurel |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-27 |
|
| 227-259
| 2 |
Laurel |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-27 |
|
| 227-259
| 3 |
Laurel |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-27 |
|
| 227-259
| 4 |
Laurel |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-27 |
|
| 227-259
| 5 |
Laurel |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-01-10 |
|
| 227-259
| 6 |
Laurel |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-01-10 |
|
| 227-259
| 7 |
Laurel |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-01-10 |
|
| 227-259
| 8 |
Laurel |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-01-10 |
|
| 227-259
| 9 |
Laurel |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-12-26 |
|
| 227-260
| A |
Washington Zone 15 (Baltimore LATA) |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2025-01-11 |
|
| 227-260
| 0 |
Washington Zone 15 (Baltimore LATA) |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2025-01-11 |
|
| 227-260
| 1 |
Washington Zone 15 (Baltimore LATA) |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2025-03-09 |
|
| 227-260
| 2 |
Washington Zone 15 (Baltimore LATA) |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2025-04-06 |
|
| 227-260
| 3 |
Washington Zone 15 (Baltimore LATA) |
MD |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
238 |
|
2026-08-23 |
|
| 227-260
| 7 |
Washington Zone 15 (Baltimore LATA) |
MD |
BLTMMDCHX7X |
073H TELNYX LLC |
238 |
|
2025-07-12 |
|
| 227-261
| A |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-01-11 |
|
| 227-261
| 0 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-01-11 |
|
| 227-261
| 1 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-01-11 |
|
| 227-261
| 2 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-01-11 |
|
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Last updated: Sat, 10 Oct 2026 15:24:20 UTC
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