Local Calling Guide
Area code/prefix search
Washington Zone 2, MD
<< 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 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 227-307
| 0 |
|
876D ONVOY, LLC - MD |
236 |
|
2026-09-13 |
|
| 227-307
| 1 |
|
876D ONVOY, LLC - MD |
236 |
|
2026-09-13 |
|
| 227-307
| 2 |
|
876D ONVOY, LLC - MD |
236 |
|
2026-09-13 |
|
| 227-307
| 3 |
|
876D ONVOY, LLC - MD |
236 |
|
2026-09-13 |
|
| 227-307
| 4 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2026-09-11 |
|
| 227-307
| 5 |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2026-10-16 |
|
| 227-307
| 7 |
|
820C INTRADO COMMUNICATIONS, LLC |
236 |
|
2026-09-27 |
|
| 227-307
| 8 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-09-07 |
|
| 227-307
| 9 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-09-06 |
|
| 227-322
| A |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-11-20 |
|
| 227-322
| 0 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-11-20 |
|
| 227-322
| 1 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-11-20 |
|
| 227-322
| 2 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-11-20 |
|
| 227-322
| 3 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-11-20 |
|
| 227-322
| 4 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-11-20 |
|
| 227-322
| 5 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-11-20 |
|
| 227-322
| 6 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-11-20 |
|
| 227-322
| 7 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-11-20 |
|
| 227-322
| 8 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-11-20 |
|
| 227-322
| 9 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-11-20 |
|
| 227-323
| A |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-11-20 |
|
| 227-323
| 7 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-11-20 |
|
| 227-323
| 8 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-11-20 |
|
| 227-323
| 9 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-11-20 |
|
| 227-444
| A |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-10-16 |
|
| 227-444
| 0 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-02-26 |
|
| 227-444
| 1 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-02-26 |
|
| 227-444
| 2 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-02-26 |
|
| 227-444
| 3 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-02-26 |
|
| 227-444
| 4 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-10-16 |
|
| 227-444
| 5 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-10-16 |
|
| 227-444
| 6 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-10-16 |
|
| 227-444
| 7 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-10-16 |
|
| 227-444
| 8 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-10-19 |
|
| 227-444
| 9 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-10-19 |
|
| 227-997
| A |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-04-11 |
|
| 227-997
| 0 |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-12-12 |
|
| 227-997
| 1 |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2026-10-16 |
|
| 227-997
| 2 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-02-26 |
|
| 227-997
| 3 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-04-14 |
|
| 227-997
| 4 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-03-02 |
|
| 227-997
| 5 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-03-02 |
|
| 227-997
| 6 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-03-02 |
|
| 227-997
| 7 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-05-10 |
|
| 227-997
| 8 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-05-10 |
|
| 227-997
| 9 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2025-04-14 |
|
| 227-998
| A |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2024-11-22 |
|
| 227-998
| 0 |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2024-11-22 |
|
| 227-998
| 1 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-11-25 |
|
| 227-998
| 2 |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-11-25 |
|
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Last updated: Tue, 29 Sep 2026 03:00:13 UTC
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