Local Calling Guide
Area code/prefix search
NPA: 667
[Rate centres in NPA 667]
[Dial plan for NPA 667]
<< 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 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 667-910
| 6 |
Baltimore |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2021-08-28 |
|
| 667-910
| 7 |
Baltimore |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2021-10-30 |
|
| 667-910
| 8 |
Baltimore |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2021-09-10 |
|
| 667-910
| 9 |
Baltimore |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2021-04-30 |
|
| 667-925
| A |
Bel Air |
MD |
BLTQMD01BMD |
469J CORETEL MARYLAND, INC. - MD |
238 |
|
|
|
| 667-925
| 0 |
Bel Air |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2022-09-16 |
|
| 667-925
| 1 |
Bel Air |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2022-09-16 |
|
| 667-925
| 2 |
Bel Air |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2023-02-12 |
|
| 667-925
| 3 |
Bel Air |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2023-08-10 |
|
| 667-925
| 4 |
Bel Air |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-09-09 |
|
| 667-925
| 5 |
Bel Air |
MD |
|
469J CORETEL MARYLAND, INC. - MD |
238 |
|
2021-11-14 |
|
| 667-925
| 6 |
Bel Air |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2022-04-25 |
|
| 667-925
| 7 |
Bel Air |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2023-08-10 |
|
| 667-925
| 8 |
Bel Air |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2023-08-10 |
|
| 667-925
| 9 |
Bel Air |
MD |
|
073H TELNYX LLC |
238 |
|
2023-07-13 |
|
| 667-930
| A |
Baltimore |
MD |
BLTMMDCHUMD |
156J RCLEC, INC. |
238 |
|
|
|
| 667-930
| 0 |
Baltimore |
MD |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
238 |
|
2015-11-07 |
|
| 667-930
| 1 |
Baltimore |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2016-02-19 |
|
| 667-930
| 2 |
Baltimore |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2016-02-19 |
|
| 667-930
| 3 |
Baltimore |
MD |
|
318J COMCAST IP PHONE, LLC |
238 |
|
2015-08-11 |
|
| 667-930
| 4 |
Baltimore |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2015-05-18 |
|
| 667-930
| 5 |
Baltimore |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2020-05-01 |
|
| 667-930
| 6 |
Baltimore |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2016-02-19 |
|
| 667-930
| 7 |
Baltimore |
MD |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
238 |
|
2016-11-05 |
|
| 667-930
| 8 |
Baltimore |
MD |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
238 |
|
2016-11-05 |
|
| 667-930
| 9 |
Baltimore |
MD |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
238 |
|
2016-11-05 |
|
| 667-942
| A |
Aberdeen |
MD |
BLTQMD01BMD |
516J TON80 COMMUNICATIONS, LLC |
236 |
|
|
|
| 667-942
| 0 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-06-13 |
|
| 667-942
| 1 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-06-13 |
|
| 667-942
| 2 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-11-06 |
|
| 667-942
| 3 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-11-06 |
|
| 667-942
| 4 |
Aberdeen |
MD |
|
516J TON80 COMMUNICATIONS, LLC |
236 |
|
2022-04-10 |
|
| 667-942
| 5 |
Aberdeen |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2023-08-10 |
|
| 667-942
| 6 |
Aberdeen |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2023-08-10 |
|
| 667-942
| 7 |
Aberdeen |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2023-08-10 |
|
| 667-942
| 8 |
Aberdeen |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2023-08-10 |
|
| 667-942
| 9 |
Aberdeen |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2023-08-10 |
|
| 667-946
| A |
Churchville |
MD |
BLTMMD91GT0 |
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
|
|
| 667-946
| 0 |
Churchville |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-12-06 |
|
| 667-946
| 1 |
Churchville |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-12-06 |
|
| 667-946
| 2 |
Churchville |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-12-06 |
|
| 667-946
| 3 |
Churchville |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-03-28 |
|
| 667-946
| 4 |
Churchville |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-03-28 |
|
| 667-946
| 5 |
Churchville |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-03-28 |
|
| 667-946
| 6 |
Churchville |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-03-28 |
|
| 667-946
| 7 |
Churchville |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-12-06 |
|
| 667-946
| 8 |
Churchville |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-07-30 |
|
| 667-946
| 9 |
Churchville |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2025-02-01 |
|
| 667-962
| A |
North Beach |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
|
|
| 667-962
| 0 |
North Beach |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2023-08-10 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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