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
628-324 7 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-324 8 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-324 9 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-325 A San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
628-325 0 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-325 1 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-325 2 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-325 3 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-325 4 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-325 5 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-325 6 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-325 7 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-325 8 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-325 9 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-326 A San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
628-326 0 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-326 1 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-326 2 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-326 3 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-326 4 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-326 5 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-326 6 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-326 7 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-326 8 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-326 9 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2022-10-27   
628-328 A San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-03-27   
628-328 0 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-05-05   
628-328 1 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-05-05   
628-328 2 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-05-05   
628-328 3 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-05-05   
628-328 4 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-05-05   
628-328 5 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-03-27   
628-328 6 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-03-27   
628-328 7 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-03-27   
628-328 8 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-03-27   
628-328 9 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-03-27   
628-335 A San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-06-02   
628-335 0 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-06-02   
628-335 1 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-06-02   
628-335 2 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-06-02   
628-335 3 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-06-02   
628-335 4 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-06-02   
628-335 5 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-06-02   
628-335 6 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-06-02   
628-335 7 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-06-02   
628-335 8 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-06-02   
628-335 9 San Francisco: Central DA CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2025-06-02   
628-336 5 San Rafael CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2019-07-26   
628-336 7 San Rafael CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2019-07-26   
628-336 9 San Rafael CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2019-07-26   

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Last updated: Tue, 29 Sep 2026 03:00:13 UTC

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