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 |
| 227-289
| 8 |
Waldorf |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-12-01 |
|
| 227-289
| 9 |
Waldorf |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-10-11 |
|
| 227-290
| A |
Laurel |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-11-15 |
|
| 227-290
| 0 |
Laurel |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-11-15 |
|
| 227-290
| 1 |
Laurel |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-11-15 |
|
| 227-290
| 2 |
Laurel |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2026-09-17 |
|
| 227-290
| 3 |
Laurel |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2026-09-17 |
|
| 227-290
| 4 |
Laurel |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2026-07-15 |
|
| 227-290
| 5 |
Laurel |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2026-01-04 |
|
| 227-290
| 6 |
Laurel |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2026-03-13 |
|
| 227-290
| 7 |
Laurel |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-12-01 |
|
| 227-290
| 8 |
Laurel |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-12-01 |
|
| 227-290
| 9 |
Laurel |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-12-01 |
|
| 227-291
| A |
Friendsville |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2025-09-08 |
|
| 227-291
| 8 |
Friendsville |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2026-06-12 |
|
| 227-291
| 9 |
Friendsville |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2025-09-08 |
|
| 227-292
| A |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-08-21 |
|
| 227-292
| 0 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-11-17 |
|
| 227-292
| 1 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-11-20 |
|
| 227-292
| 2 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-11-20 |
|
| 227-292
| 3 |
Ashton |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-12-14 |
|
| 227-292
| 4 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2026-01-23 |
|
| 227-292
| 5 |
Ashton |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2026-09-19 |
|
| 227-292
| 6 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-08-21 |
|
| 227-292
| 7 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-08-21 |
|
| 227-292
| 8 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-08-21 |
|
| 227-292
| 9 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-08-21 |
|
| 227-293
| A |
Cumberland |
MD |
FRDRMDFRX7X |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
240 |
|
2025-09-28 |
|
| 227-293
| 0 |
Cumberland |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2025-12-14 |
|
| 227-293
| 1 |
Cumberland |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2026-06-22 |
|
| 227-293
| 2 |
Cumberland |
MD |
FRDRMDFRX7X |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
240 |
|
2025-09-28 |
|
| 227-293
| 3 |
Cumberland |
MD |
FRDRMDFRX7X |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
240 |
|
2025-09-28 |
|
| 227-293
| 4 |
Cumberland |
MD |
FRDRMDFRX7X |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
240 |
|
2025-09-28 |
|
| 227-293
| 7 |
Cumberland |
MD |
|
824J OPENTACT INC. |
240 |
|
2026-10-16 |
|
| 227-293
| 8 |
Cumberland |
MD |
|
876D ONVOY, LLC - MD |
240 |
|
2026-08-15 |
|
| 227-293
| 9 |
Cumberland |
MD |
|
876D ONVOY, LLC - MD |
240 |
|
2026-09-28 |
|
| 227-294
| A |
Washington Zone 13 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-12-26 |
|
| 227-294
| 0 |
Washington Zone 13 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-12-26 |
|
| 227-294
| 1 |
Washington Zone 13 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-12-26 |
|
| 227-294
| 2 |
Washington Zone 13 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-12-26 |
|
| 227-294
| 3 |
Washington Zone 13 |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2026-06-07 |
|
| 227-294
| 4 |
Washington Zone 13 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2026-06-22 |
|
| 227-294
| 5 |
Washington Zone 13 |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2026-08-08 |
|
| 227-294
| 6 |
Washington Zone 13 |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2026-08-10 |
|
| 227-294
| 7 |
Washington Zone 13 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2026-08-20 |
|
| 227-294
| 8 |
Washington Zone 13 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2026-01-11 |
|
| 227-294
| 9 |
Washington Zone 13 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2026-01-11 |
|
| 227-295
| A |
Hagerstown |
MD |
HGTWMD53JMD |
700J WAVENATION, LLC |
240 |
|
2026-01-23 |
|
| 227-295
| 0 |
Hagerstown |
MD |
HGTWMD53JMD |
700J WAVENATION, LLC |
240 |
|
2026-01-23 |
|
| 227-295
| 2 |
Hagerstown |
MD |
CMLDMDCMUMD |
073H TELNYX LLC |
240 |
|
2026-05-25 |
|
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Last updated: Sat, 10 Oct 2026 15:24:20 UTC
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