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 |
| 227-265
| 9 |
Washington Zone 3 |
MD |
WASHDC12NMD |
490J BOOST SUBSCRIBERCO L.L.C. |
236 |
|
2025-05-26 |
|
| 227-266
| A |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-02-02 |
|
| 227-266
| 0 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-02-02 |
|
| 227-266
| 1 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-02-02 |
|
| 227-266
| 2 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-02-02 |
|
| 227-266
| 3 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-02-02 |
|
| 227-266
| 4 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-02-02 |
|
| 227-266
| 5 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-02-02 |
|
| 227-266
| 6 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-02-02 |
|
| 227-266
| 7 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-02-02 |
|
| 227-266
| 8 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-02-02 |
|
| 227-266
| 9 |
Washington Zone 2 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-02-02 |
|
| 227-267
| A |
Myersville |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2025-02-03 |
|
| 227-267
| 0 |
Myersville |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2025-03-01 |
|
| 227-267
| 1 |
Myersville |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2025-03-01 |
|
| 227-267
| 2 |
Myersville |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2025-04-22 |
|
| 227-267
| 3 |
Myersville |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2025-04-22 |
|
| 227-267
| 4 |
Myersville |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2025-04-26 |
|
| 227-267
| 5 |
Myersville |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2025-04-06 |
|
| 227-267
| 6 |
Myersville |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2025-04-06 |
|
| 227-267
| 7 |
Myersville |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2025-04-06 |
|
| 227-267
| 8 |
Myersville |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2025-02-03 |
|
| 227-267
| 9 |
Myersville |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2025-02-03 |
|
| 227-268
| A |
Laurel |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-03-01 |
|
| 227-268
| 0 |
Laurel |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-03-01 |
|
| 227-268
| 1 |
Laurel |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-03-03 |
|
| 227-268
| 2 |
Laurel |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-03-03 |
|
| 227-268
| 3 |
Laurel |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-03-03 |
|
| 227-268
| 4 |
Laurel |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-03-03 |
|
| 227-268
| 5 |
Laurel |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-03-03 |
|
| 227-268
| 6 |
Laurel |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-03-03 |
|
| 227-268
| 7 |
Laurel |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-05-21 |
|
| 227-268
| 8 |
Laurel |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-03-13 |
|
| 227-268
| 9 |
Laurel |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2026-09-17 |
|
| 227-269
| A |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-03-01 |
|
| 227-269
| 0 |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-03-01 |
|
| 227-269
| 1 |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-03-01 |
|
| 227-269
| 2 |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-03-01 |
|
| 227-269
| 3 |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-10-30 |
|
| 227-269
| 4 |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-10-30 |
|
| 227-269
| 5 |
Washington Zone 5 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2026-08-20 |
|
| 227-269
| 6 |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2026-01-11 |
|
| 227-269
| 7 |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2026-01-11 |
|
| 227-269
| 8 |
Washington Zone 5 |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-10-13 |
|
| 227-269
| 9 |
Washington Zone 5 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2026-07-28 |
|
| 227-270
| A |
Mount Airy |
MD |
FRDRMDFRX4Y |
7421 AT&T - LOCAL |
240 |
|
2025-03-08 |
|
| 227-270
| 9 |
Mount Airy |
MD |
FRDRMDFRX4Y |
7421 AT&T - LOCAL |
240 |
|
2025-03-08 |
|
| 227-271
| A |
Washington Zone 10 |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-03-13 |
|
| 227-271
| 0 |
Washington Zone 10 |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-03-22 |
|
| 227-271
| 1 |
Washington Zone 10 |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-03-22 |
|
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Last updated: Sat, 10 Oct 2026 15:24:20 UTC
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