Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 628 [Rate centres in NPA 628] [Dial plan for NPA 628]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
628-688 7 San Francisco: Central DA CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2021-04-10   
628-688 8 San Francisco: Central DA CA SNJUCACL7MD  965H FRACTEL, LLC 722   2020-09-10   
628-688 9 San Francisco: Central DA CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2021-04-10   
628-699 A Sausalito CA SNJUCACL7MD  965H FRACTEL, LLC 722      
628-699 0 Sausalito CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2021-11-01   
628-699 1 Sausalito CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-11-01   
628-699 2 Sausalito CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-11-01   
628-699 3 Sausalito CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2021-11-01   
628-699 4 Sausalito CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-11-01   
628-699 5 Sausalito CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2021-11-01   
628-699 6 Sausalito CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2021-11-01   
628-699 7 Sausalito CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2021-11-01   
628-699 8 Sausalito CA SNFCCA21XPZ  553J WHITESKY COMMUNICATIONS, LLC 722   2021-09-16   
628-699 9 Sausalito CA SNJUCACL7MD  965H FRACTEL, LLC 722   2021-09-13   
628-724 A Belvedere CA SNJUCACL7MD  965H FRACTEL, LLC 722      
628-724 0 Belvedere CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2021-03-04   
628-724 1 Belvedere CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2021-03-04   
628-724 2 Belvedere CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2021-03-04   
628-724 3 Belvedere CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2021-03-04   
628-724 4 Belvedere CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2021-03-04   
628-724 5 Belvedere CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-01-06   
628-724 6 Belvedere CA SNJUCACL7MD  965H FRACTEL, LLC 722   2021-01-15   
628-724 7 Belvedere CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2021-04-10   
628-724 8 Belvedere CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2021-04-10   
628-724 9 Belvedere CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2021-04-10   
628-732 A San Francisco: Juniper DA CA SNJUCACL7MD  965H FRACTEL, LLC 722      
628-732 0 San Francisco: Juniper DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-09-11   
628-732 1 San Francisco: Juniper DA CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2020-09-11   
628-732 2 San Francisco: Juniper DA CA SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722   2021-02-01   
628-732 3 San Francisco: Juniper DA CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2021-07-23   
628-732 4 San Francisco: Juniper DA CA SNJUCACL4MD  939H COMMIO, LLC 722   2021-06-20   
628-732 5 San Francisco: Juniper DA CA SNJUCACL7MD  965H FRACTEL, LLC 722   2020-09-10   
628-732 6 San Francisco: Juniper DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2020-09-25   
628-732 7 San Francisco: Juniper DA CA SNJUCACL4MD  939H COMMIO, LLC 722   2021-06-20   
628-732 8 San Francisco: Juniper DA CA SNJUCACL4MD  939H COMMIO, LLC 722   2021-06-20   
628-732 9 San Francisco: Juniper DA CA SNJUCACL4MD  939H COMMIO, LLC 722   2021-06-20   
628-754 A San Francisco: Montrose-Evergreen DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
628-754 0 San Francisco: Montrose-Evergreen DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2023-03-16   
628-754 1 San Francisco: Montrose-Evergreen DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2023-03-16   
628-754 2 San Francisco: Montrose-Evergreen DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2023-03-16   
628-754 3 San Francisco: Montrose-Evergreen DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2023-03-16   
628-754 4 San Francisco: Montrose-Evergreen DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2023-03-16   
628-754 5 San Francisco: Montrose-Evergreen DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2023-03-16   
628-754 6 San Francisco: Montrose-Evergreen DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2023-03-16   
628-754 7 San Francisco: Montrose-Evergreen DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2023-03-16   
628-754 8 San Francisco: Montrose-Evergreen DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2023-03-16   
628-754 9 San Francisco: Montrose-Evergreen DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2023-03-16   
628-758 A San Francisco: Montrose-Evergreen DA CA SNJUCACL7MD  965H FRACTEL, LLC 722      
628-758 0 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-02-10   
628-758 1 San Francisco: Montrose-Evergreen DA CA OKLECAZVGT0  5562 METROPCS, INC. 722   2019-08-11   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 >>

Last updated: Sat, 01 Jun 2024 11:59:14 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.