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 |
| 227-226
| 4 |
Frederick |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2024-03-30 |
|
| 227-226
| 5 |
Frederick |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2024-03-30 |
|
| 227-226
| 6 |
Frederick |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2024-03-30 |
|
| 227-226
| 7 |
Frederick |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2024-08-26 |
|
| 227-226
| 8 |
Frederick |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2024-08-26 |
|
| 227-226
| 9 |
Frederick |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2024-08-26 |
|
| 227-227
| A |
Gaithersburg |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-03-30 |
|
| 227-227
| 0 |
Gaithersburg |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-03-30 |
|
| 227-227
| 1 |
Gaithersburg |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-03-30 |
|
| 227-227
| 2 |
Gaithersburg |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-03-31 |
|
| 227-227
| 3 |
Gaithersburg |
MD |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-07-06 |
|
| 227-227
| 4 |
Gaithersburg |
MD |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-07-06 |
|
| 227-227
| 5 |
Gaithersburg |
MD |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-07-06 |
|
| 227-227
| 6 |
Gaithersburg |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-04-13 |
|
| 227-227
| 7 |
Gaithersburg |
MD |
WASHDC12KMD |
145J TERRA NOVA TELECOM INC. |
236 |
|
2024-04-21 |
|
| 227-227
| 8 |
Gaithersburg |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-04-04 |
|
| 227-227
| 9 |
Gaithersburg |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-04-04 |
|
| 227-228
| A |
Washington Zone 2 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-03-30 |
|
| 227-228
| 0 |
Washington Zone 2 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-03-30 |
|
| 227-228
| 1 |
Washington Zone 2 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-03-30 |
|
| 227-228
| 2 |
Washington Zone 2 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-03-30 |
|
| 227-228
| 3 |
Washington Zone 2 |
MD |
BTVLMD18GT6 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-03-31 |
|
| 227-228
| 4 |
Washington Zone 2 |
MD |
BTVLMD18GT6 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-03-31 |
|
| 227-228
| 5 |
Washington Zone 2 |
MD |
BTVLMD18GT6 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-03-31 |
|
| 227-228
| 6 |
Washington Zone 2 |
MD |
BTVLMD18GT6 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-03-31 |
|
| 227-228
| 7 |
Washington Zone 2 |
MD |
BTVLMD18GT6 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-03-31 |
|
| 227-228
| 8 |
Washington Zone 2 |
MD |
BTVLMD18GT6 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-03-31 |
|
| 227-228
| 9 |
Washington Zone 2 |
MD |
BTVLMD18GT6 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-03-31 |
|
| 227-229
| A |
Washington Zone 4 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-03-30 |
|
| 227-229
| 0 |
Washington Zone 4 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-03-30 |
|
| 227-229
| 1 |
Washington Zone 4 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-03-30 |
|
| 227-229
| 2 |
Washington Zone 4 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-03-30 |
|
| 227-229
| 3 |
Washington Zone 4 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-03-30 |
|
| 227-229
| 4 |
Washington Zone 4 |
MD |
WASHDC12NMD |
490J BOOST SUBSCRIBERCO L.L.C. |
236 |
|
2024-04-11 |
|
| 227-229
| 5 |
Washington Zone 4 |
MD |
WASHDC12NMD |
490J BOOST SUBSCRIBERCO L.L.C. |
236 |
|
2024-08-31 |
|
| 227-229
| 6 |
Washington Zone 4 |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-06-27 |
|
| 227-229
| 7 |
Washington Zone 4 |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-06-27 |
|
| 227-229
| 8 |
Washington Zone 4 |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2024-03-31 |
|
| 227-229
| 9 |
Washington Zone 4 |
MD |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-12-16 |
|
| 227-230
| A |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-03-30 |
|
| 227-230
| 0 |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-03-30 |
|
| 227-230
| 1 |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-11-08 |
|
| 227-230
| 2 |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2025-11-28 |
|
| 227-230
| 4 |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-07-05 |
|
| 227-230
| 5 |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-07-27 |
|
| 227-230
| 6 |
Washington Zone 5 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-07-27 |
|
| 227-230
| 8 |
Washington Zone 5 |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2024-03-31 |
|
| 227-230
| 9 |
Washington Zone 5 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2025-09-28 |
|
| 227-231
| A |
Washington Zone 6 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-03-30 |
|
| 227-231
| 0 |
Washington Zone 6 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-03-30 |
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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