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
667-549 3 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-07-03   
667-549 4 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-07-03   
667-549 5 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-07-03   
667-549 6 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-07-03   
667-549 7 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-06-26   
667-550 A Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-08-21   
667-550 4 Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-08-21   
667-550 5 Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-08-21   
667-550 6 Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-08-21   
667-550 7 Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-08-21   
667-550 8 Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-08-21   
667-550 9 Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-08-21   
667-577 5 Elkton MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-10-10   
667-596 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-02   
667-596 0 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-03   
667-596 1 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-03   
667-596 2 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-03   
667-596 3 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-03   
667-596 4 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-02   
667-596 5 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-02   
667-596 6 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-02   
667-596 7 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-02   
667-596 8 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-02   
667-596 9 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-02   
667-622 0 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-07-25   
667-622 1 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-07-25   
667-622 2 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-07-25   
667-622 3 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-07-25   
667-622 4 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-10-03   
667-622 5 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-10-03   
667-626 3 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-12-04   
667-626 4 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-12-04   
667-626 5 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-12-04   
667-626 7 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-12-04   
667-626 8 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-12-04   
667-626 9 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-12-04   
667-644 0 Severna Park MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2021-09-29   
667-644 1 Severna Park MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-06-10   
667-644 8 Severna Park MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-02-09   
667-646 6 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-05-27   
667-646 7 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-06-15   
667-647 0 North East MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-10-01   
667-647 1 North East MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-04   
667-647 9 North East MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-06-08   
667-667 1 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-04-02   
667-667 2 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-04-02   
667-667 3 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-04-02   
667-667 4 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-04-02   
667-667 5 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-04-02   
667-667 9 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-04-02   

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

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