Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
667-390 0 Randallstown MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-06-09   
667-390 4 Randallstown MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-09-22   
667-405 4 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-10-13   
667-409 2 Parkville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-02   
667-410 A Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-410 0 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-05-20   
667-410 8 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-09-30   
667-410 9 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-09-30   
667-413 0 Armiger-Gibson Island MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-10-18   
667-413 3 Armiger-Gibson Island MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-11-28   
667-413 4 Armiger-Gibson Island MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-11-28   
667-413 5 Armiger-Gibson Island MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-11-28   
667-413 6 Armiger-Gibson Island MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-11-28   
667-413 7 Armiger-Gibson Island MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-11-28   
667-413 8 Armiger-Gibson Island MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-11-28   
667-413 9 Armiger-Gibson Island MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-11-28   
667-414 6 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-05-05   
667-414 7 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-05-05   
667-414 8 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-02-12   
667-414 9 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-02-12   
667-416 9 Essex MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-02-05   
667-419 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-419 1 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-01   
667-419 2 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-01   
667-419 3 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-01   
667-419 4 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-01   
667-419 5 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-01   
667-419 6 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-01   
667-419 7 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-01   
667-419 8 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-01-08   
667-419 9 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-01-08   
667-421 4 Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-12-23   
667-421 5 Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-12-23   
667-421 6 Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-12-23   
667-425 0 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-05-06   
667-425 7 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-05-06   
667-425 8 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-05-06   
667-425 9 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-05-06   
667-429 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-429 0 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-14   
667-429 1 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-14   
667-429 2 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-05-05   
667-429 3 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-05-05   
667-429 4 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-05-05   
667-429 5 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-17   
667-429 6 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-17   
667-429 7 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-17   
667-429 8 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-17   
667-429 9 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-17   
667-430 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      

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

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