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NPA: 667 [Rate centres in NPA 667] [Dial plan for NPA 667]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-469 6 Bel Air MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-10-16   
667-469 7 Bel Air MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-09-29   
667-469 8 Bel Air MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-20   
667-469 9 Bel Air MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-20   
667-470 A Glen Burnie MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-04-22   
667-470 0 Glen Burnie MD   624H ONVOY SPECTRUM, LLC 238   2024-05-22   
667-470 1 Glen Burnie MD   624H ONVOY SPECTRUM, LLC 238   2024-05-22   
667-470 2 Glen Burnie MD   876D ONVOY, LLC - MD 238   2024-07-06   
667-470 3 Glen Burnie MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2025-03-24   
667-470 4 Glen Burnie MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-11   
667-470 5 Glen Burnie MD   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2024-04-23   
667-470 6 Glen Burnie MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-04-22   
667-470 7 Glen Burnie MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-04-22   
667-470 8 Glen Burnie MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-04-22   
667-470 9 Glen Burnie MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-04-22   
667-471 A Pikesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-05-16   
667-471 0 Pikesville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-07-05   
667-471 1 Pikesville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-07-05   
667-471 2 Pikesville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-07-05   
667-471 3 Pikesville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-05-16   
667-471 4 Pikesville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-05-16   
667-471 5 Pikesville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-05-16   
667-471 6 Pikesville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-05-16   
667-471 7 Pikesville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-05-16   
667-471 8 Pikesville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-05-16   
667-471 9 Pikesville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-05-16   
667-472 A Princess Anne MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2024-05-17   
667-472 0 Princess Anne MD   876D ONVOY, LLC - MD 242   2024-05-17   
667-472 1 Princess Anne MD   876D ONVOY, LLC - MD 242   2024-07-12   
667-473 A Solomons MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
667-473 0 Solomons MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-07   
667-473 1 Solomons MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-07   
667-473 2 Solomons MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2018-12-08   
667-473 3 Solomons MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2019-01-26   
667-473 4 Solomons MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-06-26   
667-473 5 Solomons MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-07   
667-473 6 Solomons MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-473 7 Solomons MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-473 8 Solomons MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-06-26   
667-473 9 Solomons MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-06-26   
667-474 A Armiger-Gibson Island MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2024-05-11   
667-474 0 Armiger-Gibson Island MD   876D ONVOY, LLC - MD 238   2024-05-11   
667-474 1 Armiger-Gibson Island MD   876D ONVOY, LLC - MD 238   2024-05-11   
667-474 2 Armiger-Gibson Island MD   876D ONVOY, LLC - MD 238   2024-05-11   
667-474 9 Armiger-Gibson Island MD   876D ONVOY, LLC - MD 238   2025-12-14   
667-475 A Crofton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2024-05-12   
667-475 0 Crofton MD   876D ONVOY, LLC - MD 238   2024-05-12   
667-475 9 Crofton MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2024-12-19   
667-476 A Glenwood MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-476 0 Glenwood MD   624H ONVOY SPECTRUM, LLC 238   2022-02-04   
667-476 1 Glenwood MD   624H ONVOY SPECTRUM, LLC 238   2022-02-04   
667-476 2 Glenwood MD   876D ONVOY, LLC - MD 238   2021-07-11   
667-476 3 Glenwood MD   876D ONVOY, LLC - MD 238   2021-07-11   
667-476 4 Glenwood MD   624H ONVOY SPECTRUM, LLC 238   2021-05-23   
667-476 5 Glenwood MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2021-07-12   
667-476 6 Glenwood MD   876D ONVOY, LLC - MD 238   2021-05-23   
667-476 7 Glenwood MD   876D ONVOY, LLC - MD 238   2021-05-22   
667-476 8 Glenwood MD   876D ONVOY, LLC - MD 238   2021-05-23   
667-476 9 Glenwood MD   876D ONVOY, LLC - MD 238   2021-05-23   
667-477 A Hampstead MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-477 0 Hampstead MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-08-19   
667-477 1 Hampstead MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-08-19   
667-477 2 Hampstead MD   624H ONVOY SPECTRUM, LLC 238   2022-01-28   
667-477 3 Hampstead MD   624H ONVOY SPECTRUM, LLC 238   2022-01-28   
667-477 4 Hampstead MD   624H ONVOY SPECTRUM, LLC 238   2021-05-23   
667-477 5 Hampstead MD   876D ONVOY, LLC - MD 238   2021-09-23   
667-477 6 Hampstead MD   876D ONVOY, LLC - MD 238   2021-05-22   
667-477 7 Hampstead MD   876D ONVOY, LLC - MD 238   2023-08-10   
667-477 8 Hampstead MD   876D ONVOY, LLC - MD 238   2023-08-10   
667-477 9 Hampstead MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2021-10-06   
667-478 A Sykesville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2024-05-12   
667-478 0 Sykesville MD   876D ONVOY, LLC - MD 238   2024-05-12   
667-478 1 Sykesville MD   876D ONVOY, LLC - MD 238   2024-05-12   
667-478 2 Sykesville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-06-22   
667-478 3 Sykesville MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2025-11-27   
667-479 A Ellicott City MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2024-05-12   
667-479 0 Ellicott City MD   876D ONVOY, LLC - MD 238   2024-05-12   
667-479 1 Ellicott City MD   876D ONVOY, LLC - MD 238   2024-05-12   
667-479 2 Ellicott City MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2025-08-01   
667-479 9 Ellicott City MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-12-14   
667-480 A Waterloo (Washington DC LATA) MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2024-05-17   
667-480 0 Waterloo (Washington DC LATA) MD   876D ONVOY, LLC - MD 236   2024-05-17   
667-481 A Aberdeen MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-05-31   
667-481 0 Aberdeen MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-10-21   
667-481 1 Aberdeen MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-10-21   
667-481 2 Aberdeen MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-10-21   
667-481 3 Aberdeen MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-10-21   
667-481 4 Aberdeen MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-10-21   
667-481 5 Aberdeen MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-10-21   
667-481 6 Aberdeen MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-05-31   
667-481 7 Aberdeen MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-05-31   
667-481 8 Aberdeen MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-05-31   
667-481 9 Aberdeen MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-05-31   
667-482 A Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-07-04   
667-482 1 Catonsville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-14   
667-482 2 Catonsville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-14   
667-482 3 Catonsville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-14   
667-482 4 Catonsville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-14   
667-482 5 Catonsville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-07-04   
667-482 6 Catonsville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-07-04   

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Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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