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
443-945 A Elkton MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-956 A Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-968 A Prince Frederick MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-975 A Prince Frederick MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-980 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-994 A Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-995 A Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-996 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-225 A Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-261 A Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-263 A Dundalk MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-272 A Westminster MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-274 A Elkridge MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-278 A Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-294 A Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-328 A Essex MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-331 A Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-388 A Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-410 A Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-419 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-429 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-430 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-432 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-433 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-438 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-441 A Parkville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-442 A Essex MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-448 A Reisterstown MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-451 A Fork MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-452 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-456 A Dundalk MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-01-08   
667-460 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-01-12   
667-470 A Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-04-22   
667-471 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-05-16   
667-482 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-07-04   
667-490 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-11   
667-491 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-03   
667-499 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-16   
667-501 A Dundalk MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-02-02   
667-502 A Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-02-10   
667-596 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-02   
667-701 A Elkridge MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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