Local Calling Guide
Area code/prefix search
Switch: WASHDCSWMMD
<< 1 2 3 4 5 6 7 8 9 10 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 202-995
| 4 |
Washington Zone 1 |
DC |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-11-14 |
|
| 202-995
| 5 |
Washington Zone 1 |
DC |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-11-14 |
|
| 202-995
| 6 |
Washington Zone 1 |
DC |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-11-14 |
|
| 202-995
| 7 |
Washington Zone 1 |
DC |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-11-14 |
|
| 202-995
| 8 |
Washington Zone 1 |
DC |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-11-14 |
|
| 202-995
| 9 |
Washington Zone 1 |
DC |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-11-14 |
|
| 227-213
| 0 |
Ashton |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-01-14 |
|
| 227-219
| 0 |
Ashton |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-01-14 |
|
| 227-222
| 3 |
Washington Zone 16 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-01-14 |
|
| 227-222
| 4 |
Washington Zone 16 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-01-14 |
|
| 227-227
| 3 |
Gaithersburg |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-07-06 |
|
| 227-227
| 4 |
Gaithersburg |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-07-06 |
|
| 227-227
| 5 |
Gaithersburg |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-07-06 |
|
| 227-229
| 9 |
Washington Zone 4 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-12-16 |
|
| 227-249
| 5 |
Washington Zone 4 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-12-05 |
|
| 227-255
| 5 |
Washington Zone 5 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-12-08 |
|
| 227-255
| 6 |
Washington Zone 5 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-12-08 |
|
| 227-255
| 7 |
Washington Zone 5 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-12-08 |
|
| 227-722
| A |
Waldorf |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-06-26 |
|
| 227-722
| 7 |
Waldorf |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-06-26 |
|
| 227-722
| 8 |
Waldorf |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-06-26 |
|
| 227-727
| A |
Washington Zone 6 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-01-02 |
|
| 227-727
| 5 |
Washington Zone 6 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-01-02 |
|
| 227-727
| 6 |
Washington Zone 6 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-01-02 |
|
| 227-727
| 7 |
Washington Zone 6 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-01-02 |
|
| 227-727
| 8 |
Washington Zone 6 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-01-02 |
|
| 227-727
| 9 |
Washington Zone 6 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-01-02 |
|
| 227-770
| A |
Washington Zone 11 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-01-02 |
|
| 227-770
| 7 |
Washington Zone 11 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-01-02 |
|
| 227-770
| 8 |
Washington Zone 11 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-01-02 |
|
| 227-770
| 9 |
Washington Zone 11 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-01-02 |
|
| 227-772
| A |
Washington Zone 4 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-01-02 |
|
| 227-772
| 7 |
Washington Zone 4 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-01-02 |
|
| 227-772
| 8 |
Washington Zone 4 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2025-01-02 |
|
| 227-998
| 4 |
Washington Zone 2 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-12-05 |
|
| 227-998
| 5 |
Washington Zone 2 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-12-05 |
|
| 227-998
| 6 |
Washington Zone 2 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-12-05 |
|
| 227-999
| 4 |
Washington Zone 10 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-01-14 |
|
| 227-999
| 5 |
Washington Zone 10 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2024-01-14 |
|
| 240-207
| 8 |
Damascus |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-05-21 |
|
| 240-209
| 2 |
Indian Head |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-12-11 |
|
| 240-209
| 3 |
Indian Head |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-12-11 |
|
| 240-210
| 7 |
Waldorf |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-11-20 |
|
| 240-232
| 3 |
Washington Zone 14 |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-10-10 |
|
| 240-248
| 1 |
Ridge |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-05-21 |
|
| 240-248
| 7 |
Ridge |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-11-15 |
|
| 240-248
| 8 |
Ridge |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-11-15 |
|
| 240-255
| 1 |
Poolesville |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-11-15 |
|
| 240-255
| 2 |
Poolesville |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2022-03-12 |
|
| 240-255
| 4 |
Poolesville |
MD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2022-03-12 |
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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