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 |
| 667-328
| 2 |
Essex |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2021-09-23 |
|
| 667-328
| 3 |
Essex |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2021-11-04 |
|
| 667-328
| 4 |
Essex |
MD |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2022-01-15 |
|
| 667-328
| 5 |
Essex |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2021-12-14 |
|
| 667-328
| 6 |
Essex |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2021-12-14 |
|
| 667-328
| 7 |
Essex |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2021-12-14 |
|
| 667-328
| 8 |
Essex |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2021-08-07 |
|
| 667-328
| 9 |
Essex |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2021-08-07 |
|
| 667-329
| A |
Parkton |
MD |
BLTMMDCHXTX |
073H TELNYX LLC |
238 |
|
|
|
| 667-329
| 0 |
Parkton |
MD |
BLTMMDCHXTX |
073H TELNYX LLC |
238 |
|
2021-08-14 |
|
| 667-329
| 1 |
Parkton |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2024-04-19 |
|
| 667-329
| 6 |
Parkton |
MD |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2022-02-04 |
|
| 667-329
| 7 |
Parkton |
MD |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2022-02-04 |
|
| 667-329
| 9 |
Parkton |
MD |
BLTQMD01DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
238 |
|
2024-03-22 |
|
| 667-330
| A |
Salisbury |
MD |
|
829J PAETEC ITEL, LLC |
242 |
|
2025-04-01 |
|
| 667-330
| 0 |
Salisbury |
MD |
SLBRMD906MD |
145J TERRA NOVA TELECOM INC. |
242 |
|
2024-05-25 |
|
| 667-330
| 1 |
Salisbury |
MD |
|
829J PAETEC ITEL, LLC |
242 |
|
2012-07-21 |
|
| 667-330
| 3 |
Salisbury |
MD |
SLBRMD906MD |
145J TERRA NOVA TELECOM INC. |
242 |
|
2024-12-29 |
|
| 667-331
| A |
Towson |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
| 667-331
| 0 |
Towson |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2021-08-23 |
|
| 667-331
| 1 |
Towson |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2022-05-10 |
|
| 667-331
| 2 |
Towson |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2022-05-10 |
|
| 667-331
| 3 |
Towson |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2022-05-10 |
|
| 667-331
| 4 |
Towson |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2021-08-23 |
|
| 667-331
| 5 |
Towson |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2021-08-22 |
|
| 667-331
| 6 |
Towson |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2021-08-22 |
|
| 667-331
| 7 |
Towson |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2021-08-22 |
|
| 667-331
| 8 |
Towson |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2021-08-22 |
|
| 667-331
| 9 |
Towson |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2021-08-22 |
|
| 667-332
| A |
New Windsor |
MD |
BLTMMD91GT0 |
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
|
|
| 667-332
| 0 |
New Windsor |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-12-06 |
|
| 667-332
| 1 |
New Windsor |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-12-06 |
|
| 667-332
| 2 |
New Windsor |
MD |
BLTMMD91GT0 |
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-05-02 |
|
| 667-332
| 3 |
New Windsor |
MD |
BLTMMD91GT0 |
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-07-30 |
|
| 667-332
| 4 |
New Windsor |
MD |
BLTMMD91GT0 |
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-05-02 |
|
| 667-332
| 5 |
New Windsor |
MD |
BLTMMD91GT0 |
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-05-02 |
|
| 667-332
| 6 |
New Windsor |
MD |
BLTMMD91GT0 |
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-05-02 |
|
| 667-332
| 7 |
New Windsor |
MD |
BLTMMD91GT0 |
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-05-02 |
|
| 667-332
| 8 |
New Windsor |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-12-06 |
|
| 667-332
| 9 |
New Windsor |
MD |
BLTMMD91GT0 |
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-07-30 |
|
| 667-333
| A |
Armiger-Gibson Island |
MD |
BLTMMDSN3MD |
8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) |
238 |
|
|
|
| 667-333
| 0 |
Armiger-Gibson Island |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2022-07-25 |
|
| 667-333
| 1 |
Armiger-Gibson Island |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2022-09-30 |
|
| 667-333
| 2 |
Armiger-Gibson Island |
MD |
BLTQMD018MD |
145J TERRA NOVA TELECOM INC. |
238 |
|
2021-01-27 |
|
| 667-333
| 3 |
Armiger-Gibson Island |
MD |
BLTMMDSN3MD |
8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) |
238 |
|
2015-07-05 |
|
| 667-333
| 4 |
Armiger-Gibson Island |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2022-07-25 |
|
| 667-333
| 5 |
Armiger-Gibson Island |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2022-07-25 |
|
| 667-333
| 6 |
Armiger-Gibson Island |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-06-03 |
|
| 667-333
| 7 |
Armiger-Gibson Island |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-06-03 |
|
| 667-333
| 8 |
Armiger-Gibson Island |
MD |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2021-05-22 |
|
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Last updated: Wed, 04 Mar 2026 03:00:52 UTC
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