Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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San Francisco: Central DA, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
628-789 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-08-12   
628-789 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-09-10   
628-789 9   965H FRACTEL, LLC 722   2022-07-29   
628-800 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-800 0   649C ONVOY, LLC - CA 722   2015-03-21   
628-800 1   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-03-24   
628-800 2   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-03-24   
628-800 3   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-03-24   
628-800 4   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-03-24   
628-800 5   649C ONVOY, LLC - CA 722   2015-04-05   
628-800 6   649C ONVOY, LLC - CA 722   2015-04-05   
628-800 7   649C ONVOY, LLC - CA 722   2015-04-05   
628-800 8   649C ONVOY, LLC - CA 722   2015-04-05   
628-800 9   649C ONVOY, LLC - CA 722   2015-04-05   
628-867 A SNJUCACL4MD  939H COMMIO, LLC 722      
628-867 0   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2017-07-16   
628-867 1   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2017-07-03   
628-867 2   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2017-07-03   
628-867 3   433E SONIC TELECOM, LLC - CA 722   2017-07-01   
628-867 4   433E SONIC TELECOM, LLC - CA 722   2017-07-01   
628-867 5   939H COMMIO, LLC 722   2017-05-15   
628-867 6   433E SONIC TELECOM, LLC - CA 722   2017-07-01   
628-867 7   318J COMCAST IP PHONE, LLC 722   2018-09-12   
628-867 8   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2018-07-18   
628-867 9   6529 T-MOBILE USA, INC. 722   2018-11-15   
628-895 A SNFCCA21XDZ  156J RCLEC, INC. 722      
628-895 0   829J PAETEC ITEL, LLC 722   2017-03-24   
628-895 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-09-10   
628-895 2   649C ONVOY, LLC - CA 722   2017-06-17   
628-895 3   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722   2017-03-21   
628-895 4   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722   2017-03-21   
628-895 5   9262 UTILITY TELECOM GROUP, LLC - CA 722   2017-05-31   
628-895 6   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2017-05-30   
628-895 7   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2017-03-20   
628-895 8   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2017-07-09   
628-895 9   073H TELNYX LLC 722   2017-04-08   
628-900 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-900 0   649C ONVOY, LLC - CA 722   2015-03-21   
628-900 1   649C ONVOY, LLC - CA 722   2015-04-05   
628-900 2   649C ONVOY, LLC - CA 722   2015-04-05   
628-900 3   649C ONVOY, LLC - CA 722   2015-04-05   
628-900 4   649C ONVOY, LLC - CA 722   2015-04-05   
628-900 5   649C ONVOY, LLC - CA 722   2015-04-05   
628-900 6   649C ONVOY, LLC - CA 722   2015-04-05   
628-900 7   649C ONVOY, LLC - CA 722   2015-04-05   
628-900 8   649C ONVOY, LLC - CA 722   2015-04-05   
628-900 9   649C ONVOY, LLC - CA 722   2015-03-21   
628-946 A SNJUCACL7MD  965H FRACTEL, LLC 722      
628-946 0   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2021-04-01   
628-946 1   6529 T-MOBILE USA, INC. 722   2021-02-21   
628-946 2   6529 T-MOBILE USA, INC. 722   2021-02-21   
628-946 3   965H FRACTEL, LLC 722   2020-11-15   
628-946 4   6529 T-MOBILE USA, INC. 722   2021-02-21   
628-946 5   6529 T-MOBILE USA, INC. 722   2021-02-21   
628-946 6   6529 T-MOBILE USA, INC. 722   2021-02-21   
628-946 7   6529 T-MOBILE USA, INC. 722   2021-02-21   
628-946 8   6529 T-MOBILE USA, INC. 722   2021-02-21   
628-946 9   6529 T-MOBILE USA, INC. 722   2021-02-21   
628-997 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2024-06-09   
628-997 0   649C ONVOY, LLC - CA 722   2024-06-09   
628-997 1   649C ONVOY, LLC - CA 722   2024-06-09   
628-997 2   649C ONVOY, LLC - CA 722   2024-06-09   
628-997 3   649C ONVOY, LLC - CA 722   2024-06-09   
628-997 4   649C ONVOY, LLC - CA 722   2024-06-09   
628-997 5   6529 T-MOBILE USA, INC. 722   2024-06-10   
628-997 6   6529 T-MOBILE USA, INC. 722   2024-06-10   
628-997 7   6529 T-MOBILE USA, INC. 722   2024-06-10   
628-997 8   6529 T-MOBILE USA, INC. 722   2024-06-10   
628-997 9   6529 T-MOBILE USA, INC. 722   2024-06-10   
628-998 A   700J WAVENATION, LLC 722      
628-998 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-04-20   
628-998 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-04-20   
628-998 2   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-04-20   
628-998 3   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-04-20   
628-998 4   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-04-20   
628-998 5   6529 T-MOBILE USA, INC. 722   2025-11-19   
628-998 6   6529 T-MOBILE USA, INC. 722   2025-11-19   
628-998 7   6529 T-MOBILE USA, INC. 722   2025-11-19   
628-998 8   6529 T-MOBILE USA, INC. 722   2025-11-19   
628-998 9   700J WAVENATION, LLC 722   2025-10-03   
628-999 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-999 0   6529 T-MOBILE USA, INC. 722   2015-04-24   
628-999 1   6529 T-MOBILE USA, INC. 722   2015-04-24   
628-999 2   6529 T-MOBILE USA, INC. 722   2015-04-24   
628-999 3   6529 T-MOBILE USA, INC. 722   2015-04-24   
628-999 4   6529 T-MOBILE USA, INC. 722   2015-04-24   
628-999 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-01-07   
628-999 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-01-07   
628-999 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-09-06   
628-999 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-09-06   
628-999 9   649C ONVOY, LLC - CA 722   2015-03-21   
650-478 A SNFCCA2101T  9740 PACIFIC BELL 722      

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

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