Local Calling Guide

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
667-502 8 Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-02-10   
667-502 9 Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-02-10   
667-503 5 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-24   
667-504 A Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-27   
667-504 0 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-28   
667-504 1 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-28   
667-504 2 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-28   
667-504 3 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-27   
667-504 4 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-27   
667-504 5 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-27   
667-504 6 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-27   
667-504 7 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-27   
667-504 8 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-27   
667-504 9 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-27   
667-505 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-06   
667-505 0 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-07   
667-505 1 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-07   
667-505 2 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-07   
667-505 3 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-07   
667-505 4 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-07   
667-505 5 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-07   
667-505 6 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-23   
667-505 7 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-23   
667-505 8 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-23   
667-505 9 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-06   
667-506 A Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-04   
667-506 2 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-04   
667-506 3 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-04   
667-506 4 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-04   
667-506 5 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-04   
667-506 6 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-04   
667-506 7 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-04   
667-506 8 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-04   
667-506 9 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-04   
667-507 A Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-11   
667-507 5 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-06-01   
667-507 6 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-06-01   
667-507 7 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-02-20   
667-507 8 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-11   
667-507 9 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-11   
667-508 A Woodlawn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-13   
667-508 7 Woodlawn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-13   
667-508 8 Woodlawn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-13   
667-508 9 Woodlawn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-13   
667-509 5 Severna Park MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-15   
667-509 6 Severna Park MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-15   
667-509 7 Severna Park MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-15   
667-509 8 Severna Park MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-07-15   
667-510 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-29   
667-510 0 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-06-29   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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