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 |
| 227-273
| 8 |
Washington Zone 10 |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-04-21 |
|
| 227-273
| 9 |
Washington Zone 10 |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-04-19 |
|
| 227-274
| A |
Washington Zone 10 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2025-05-10 |
|
| 227-274
| 0 |
Washington Zone 10 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2025-05-10 |
|
| 227-274
| 1 |
Washington Zone 10 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2025-05-10 |
|
| 227-274
| 2 |
Washington Zone 10 |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-06-02 |
|
| 227-274
| 3 |
Washington Zone 10 |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-06-02 |
|
| 227-274
| 4 |
Washington Zone 10 |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-06-02 |
|
| 227-274
| 5 |
Washington Zone 10 |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-06-02 |
|
| 227-274
| 6 |
Washington Zone 10 |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-06-02 |
|
| 227-274
| 7 |
Washington Zone 10 |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-06-02 |
|
| 227-274
| 8 |
Washington Zone 10 |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-06-02 |
|
| 227-274
| 9 |
Washington Zone 10 |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-06-02 |
|
| 227-275
| A |
Washington Zone 4 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-06-01 |
|
| 227-275
| 0 |
Washington Zone 4 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-06-01 |
|
| 227-275
| 1 |
Washington Zone 4 |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-08-21 |
|
| 227-275
| 2 |
Washington Zone 4 |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-09-26 |
|
| 227-275
| 3 |
Washington Zone 4 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2026-01-08 |
|
| 227-275
| 4 |
Washington Zone 4 |
MD |
|
490J BOOST SUBSCRIBERCO L.L.C. |
236 |
|
2026-01-18 |
|
| 227-275
| 5 |
Washington Zone 4 |
MD |
|
490J BOOST SUBSCRIBERCO L.L.C. |
236 |
|
2026-02-24 |
|
| 227-275
| 6 |
Washington Zone 4 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2025-11-08 |
|
| 227-275
| 7 |
Washington Zone 4 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2025-11-08 |
|
| 227-275
| 8 |
Washington Zone 4 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2025-11-08 |
|
| 227-275
| 9 |
Washington Zone 4 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2025-09-06 |
|
| 227-276
| A |
Washington Zone 3 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2025-06-06 |
|
| 227-276
| 0 |
Washington Zone 3 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2025-06-06 |
|
| 227-276
| 1 |
Washington Zone 3 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2025-06-06 |
|
| 227-276
| 2 |
Washington Zone 3 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2025-11-08 |
|
| 227-276
| 3 |
Washington Zone 3 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2025-11-08 |
|
| 227-276
| 4 |
Washington Zone 3 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2025-11-28 |
|
| 227-276
| 5 |
Washington Zone 3 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2026-01-11 |
|
| 227-276
| 7 |
Washington Zone 3 |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-10-04 |
|
| 227-276
| 8 |
Washington Zone 3 |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-10-04 |
|
| 227-276
| 9 |
Washington Zone 3 |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-09-29 |
|
| 227-277
| A |
Gaithersburg |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-06-28 |
|
| 227-277
| 0 |
Gaithersburg |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2025-07-11 |
|
| 227-277
| 1 |
Gaithersburg |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-08-31 |
|
| 227-277
| 2 |
Gaithersburg |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-08-31 |
|
| 227-277
| 3 |
Gaithersburg |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-08-31 |
|
| 227-277
| 4 |
Gaithersburg |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-08-31 |
|
| 227-277
| 5 |
Gaithersburg |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-08-31 |
|
| 227-277
| 6 |
Gaithersburg |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-08-31 |
|
| 227-277
| 7 |
Gaithersburg |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2025-11-08 |
|
| 227-277
| 8 |
Gaithersburg |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-06-28 |
|
| 227-277
| 9 |
Gaithersburg |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-06-28 |
|
| 227-278
| A |
Waldorf |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-06-28 |
|
| 227-278
| 3 |
Waldorf |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2026-01-11 |
|
| 227-278
| 4 |
Waldorf |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-09-05 |
|
| 227-278
| 5 |
Waldorf |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-09-05 |
|
| 227-278
| 6 |
Waldorf |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-09-29 |
|
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 >>
Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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