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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 227-241
| 6 |
Washington Zone 10 |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-07-18 |
|
| 227-241
| 7 |
Washington Zone 10 |
MD |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-07-07 |
|
| 227-241
| 8 |
Washington Zone 10 |
MD |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-07-07 |
|
| 227-241
| 9 |
Washington Zone 10 |
MD |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-07-07 |
|
| 227-242
| A |
Middletown |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2024-07-27 |
|
| 227-242
| 0 |
Middletown |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2024-07-27 |
|
| 227-243
| A |
Ashton |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-08-03 |
|
| 227-243
| 0 |
Ashton |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-08-03 |
|
| 227-243
| 1 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-11-18 |
|
| 227-243
| 2 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-11-18 |
|
| 227-243
| 3 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-11-18 |
|
| 227-243
| 4 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-11-18 |
|
| 227-243
| 5 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-11-18 |
|
| 227-243
| 6 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-11-18 |
|
| 227-243
| 7 |
Ashton |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-05-12 |
|
| 227-243
| 8 |
Ashton |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-05-12 |
|
| 227-243
| 9 |
Ashton |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2025-04-06 |
|
| 227-244
| A |
Ridge |
MD |
|
321J HD CARRIER LLC |
236 |
|
|
|
| 227-244
| 6 |
Ridge |
MD |
|
321J HD CARRIER LLC |
236 |
|
2024-07-27 |
|
| 227-245
| A |
Gaithersburg |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-08-04 |
|
| 227-245
| 0 |
Gaithersburg |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-08-04 |
|
| 227-245
| 1 |
Gaithersburg |
MD |
BTVLMD18G00 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-09-29 |
|
| 227-245
| 2 |
Gaithersburg |
MD |
WASHDC12NMD |
490J BOOST SUBSCRIBERCO L.L.C. |
236 |
|
2024-10-24 |
|
| 227-245
| 3 |
Gaithersburg |
MD |
WASHDC12NMD |
490J BOOST SUBSCRIBERCO L.L.C. |
236 |
|
2025-01-20 |
|
| 227-245
| 4 |
Gaithersburg |
MD |
WASHDC12NMD |
490J BOOST SUBSCRIBERCO L.L.C. |
236 |
|
2026-02-09 |
|
| 227-245
| 5 |
Gaithersburg |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2024-09-27 |
|
| 227-245
| 6 |
Gaithersburg |
MD |
BTVLMD18G00 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-11-17 |
|
| 227-245
| 7 |
Gaithersburg |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2024-10-06 |
|
| 227-245
| 8 |
Gaithersburg |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2024-10-06 |
|
| 227-245
| 9 |
Gaithersburg |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2024-10-06 |
|
| 227-246
| A |
Washington Zone 5 |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-08-11 |
|
| 227-246
| 0 |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-08-12 |
|
| 227-246
| 1 |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-10-04 |
|
| 227-246
| 2 |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-10-04 |
|
| 227-246
| 3 |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-10-21 |
|
| 227-246
| 4 |
Washington Zone 5 |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2024-10-19 |
|
| 227-246
| 5 |
Washington Zone 5 |
MD |
OCQNVAXAVMD |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2024-09-12 |
|
| 227-246
| 6 |
Washington Zone 5 |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-08-11 |
|
| 227-246
| 7 |
Washington Zone 5 |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-08-11 |
|
| 227-246
| 8 |
Washington Zone 5 |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-08-11 |
|
| 227-246
| 9 |
Washington Zone 5 |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-08-11 |
|
| 227-247
| A |
Thurmont |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2024-08-15 |
|
| 227-247
| 0 |
Thurmont |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2024-08-15 |
|
| 227-248
| A |
Washington Zone 2 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-08-24 |
|
| 227-248
| 0 |
Washington Zone 2 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-08-24 |
|
| 227-248
| 1 |
Washington Zone 2 |
MD |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-09-02 |
|
| 227-248
| 2 |
Washington Zone 2 |
MD |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-10-04 |
|
| 227-248
| 3 |
Washington Zone 2 |
MD |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-10-04 |
|
| 227-248
| 4 |
Washington Zone 2 |
MD |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-10-04 |
|
| 227-248
| 5 |
Washington Zone 2 |
MD |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-10-04 |
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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