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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
667-502 6 Columbia MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-02-10   
667-502 7 Columbia MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-02-10   
667-502 8 Columbia MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-02-10   
667-502 9 Columbia MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-02-10   
667-503 A Baltimore MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2025-03-22   
667-503 0 Baltimore MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2025-03-22   
667-503 1 Baltimore MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2025-03-22   
667-503 2 Baltimore MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2025-03-22   
667-503 3 Baltimore MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2025-03-22   
667-503 4 Baltimore MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2025-03-22   
667-503 5 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-24   
667-503 6 Baltimore MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2025-03-24   
667-503 7 Baltimore MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2025-03-24   
667-503 8 Baltimore MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2025-03-24   
667-503 9 Baltimore MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2025-03-24   
667-504 A Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-27   
667-504 0 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-28   
667-504 1 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-28   
667-504 2 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-28   
667-504 3 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-27   
667-504 4 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-27   
667-504 5 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-27   
667-504 6 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-27   
667-504 7 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-27   
667-504 8 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-27   
667-504 9 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-27   
667-505 A Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-06   
667-505 0 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-07   
667-505 1 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-07   
667-505 2 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-07   
667-505 3 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-07   
667-505 4 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-07   
667-505 5 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-07   
667-505 6 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-23   
667-505 7 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-23   
667-505 8 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-23   
667-505 9 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-06   
667-506 A Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-04   
667-506 0 Baltimore MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2025-05-05   
667-506 1 Baltimore MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2025-05-05   
667-506 2 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-04   
667-506 3 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-04   
667-506 4 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-04   
667-506 5 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-04   
667-506 6 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-04   
667-506 7 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-04   
667-506 8 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-04   
667-506 9 Baltimore MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-04   
667-507 A Severn MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-11   
667-507 0 Severn MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2025-08-11   
667-507 1 Severn MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2026-06-08   
667-507 5 Severn MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-06-01   
667-507 6 Severn MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-06-01   
667-507 7 Severn MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-02-20   
667-507 8 Severn MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-11   
667-507 9 Severn MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-11   
667-508 A Woodlawn MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-13   
667-508 0 Woodlawn MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2025-07-20   
667-508 1 Woodlawn MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2025-09-06   
667-508 2 Woodlawn MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2025-10-12   
667-508 3 Woodlawn MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2026-06-22   
667-508 4 Woodlawn MD   876D ONVOY, LLC - MD 238   2026-09-28   
667-508 5 Woodlawn MD   876D ONVOY, LLC - MD 238   2026-09-28   
667-508 7 Woodlawn MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-13   
667-508 8 Woodlawn MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-13   
667-508 9 Woodlawn MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-13   
667-509 A Severna Park MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2025-07-11   
667-509 0 Severna Park MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2025-09-28   
667-509 1 Severna Park MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2026-06-15   
667-509 2 Severna Park MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2026-06-15   
667-509 3 Severna Park MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2026-06-22   
667-509 4 Severna Park MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-08-07   
667-509 5 Severna Park MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-15   
667-509 6 Severna Park MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-15   
667-509 7 Severna Park MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-15   
667-509 8 Severna Park MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-15   
667-509 9 Severna Park MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2025-07-11   
667-510 A Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-29   
667-510 0 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-29   
667-510 1 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-29   
667-510 2 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-29   
667-510 3 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-29   
667-510 4 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-29   
667-510 5 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-29   
667-510 6 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-29   
667-510 7 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-29   
667-510 8 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-29   
667-510 9 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-29   
667-512 A Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-12   
667-512 0 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-12   
667-512 1 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-12   
667-512 2 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-12   
667-512 3 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-12   
667-512 4 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-12   
667-512 5 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-12   
667-512 6 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-12   
667-512 7 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-12   
667-512 8 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-12   
667-512 9 Pikesville MD CLMAMDORAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-12   
667-513 A Baltimore MD BLTQMD01GMD  616J LEAP TELECOM, LLC 238   2025-07-17   

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Last updated: Sun, 01 Nov 2026 02:11:49 UTC

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