Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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San Francisco: Montrose-Evergreen DA, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
628-308 A OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2024-09-20   
628-308 0   6529 T-MOBILE USA, INC. 722   2024-11-08   
628-308 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2025-09-26   
628-308 6   6529 T-MOBILE USA, INC. 722   2024-09-20   
628-308 8   433E SONIC TELECOM, LLC - CA 722   2025-05-28   
628-308 9   6529 T-MOBILE USA, INC. 722   2024-09-20   
628-317 A SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-317 0   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-317 1   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-317 2   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-317 3   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-317 4   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-317 5   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-317 6   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-317 7   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-317 8   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-317 9   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-318 A SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-318 0   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-318 1   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-318 2   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-318 3   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-318 4   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-318 5   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-318 6   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-318 7   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-318 8   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-318 9   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-05   
628-320 A   624H ONVOY SPECTRUM, LLC 722   2025-03-21   
628-320 0   624H ONVOY SPECTRUM, LLC 722   2025-03-21   
628-320 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2025-10-13   
628-320 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2025-11-12   
628-320 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2025-11-12   
628-338 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-338 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2023-12-25   
628-338 1   939H COMMIO, LLC 722   2024-01-27   
628-338 2   649C ONVOY, LLC - CA 722   2023-12-18   
628-338 3   649C ONVOY, LLC - CA 722   2023-12-18   
628-338 4   649C ONVOY, LLC - CA 722   2024-02-24   
628-338 5   649C ONVOY, LLC - CA 722   2024-02-24   
628-338 7   939H COMMIO, LLC 722   2024-01-27   
628-338 8   939H COMMIO, LLC 722   2024-01-27   
628-338 9   939H COMMIO, LLC 722   2024-01-27   
628-399 A SNJUCACL7MD  965H FRACTEL, LLC 722      
628-399 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2021-04-22   
628-399 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2022-02-02   
628-399 2   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2021-08-09   
628-399 3   649C ONVOY, LLC - CA 722   2023-08-11   
628-399 4   649C ONVOY, LLC - CA 722   2021-08-09   
628-399 5   649C ONVOY, LLC - CA 722   2021-08-09   

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

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