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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
628-264 7 San Francisco: Central DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2019-02-15   
628-264 8 San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2019-06-01   
628-264 9 San Francisco: Central DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2019-01-26   
628-265 A Inverness CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
628-265 0 Inverness CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-04-06   
628-265 1 Inverness CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-04-06   
628-265 2 Inverness CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-04-06   
628-265 3 Inverness CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-08-29   
628-265 4 Inverness CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-08-29   
628-265 5 Inverness CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-07-28   
628-265 6 Inverness CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-07-28   
628-265 7 Inverness CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2024-08-18   
628-265 8 Inverness CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-12-09   
628-265 9 Inverness CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2020-12-10   
628-266 A Corte Madera CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
628-266 0 Corte Madera CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-05-10   
628-266 1 Corte Madera CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-05-10   
628-266 2 Corte Madera CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-07-28   
628-266 3 Corte Madera CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-07-28   
628-266 4 Corte Madera CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-08-17   
628-266 5 Corte Madera CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-08-17   
628-266 6 Corte Madera CA SNJUCACL7MD  965H FRACTEL, LLC 722   2019-07-16   
628-266 8 Corte Madera CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2020-03-06   
628-266 9 Corte Madera CA SNFCCAMKX9X  073H TELNYX LLC 722   2021-02-26   
628-267 A San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
628-267 0 San Francisco: Central DA CA SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722   2020-07-23   
628-267 1 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2019-09-21   
628-267 2 San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-08-17   
628-267 3 San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-08-17   
628-267 4 San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-08-17   
628-267 5 San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-08-17   
628-267 6 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2020-05-17   
628-267 7 San Francisco: Central DA CA OKLECAZV1MD  5562 METROPCS, INC. 722   2020-07-23   
628-267 8 San Francisco: Central DA CA OKLECAZV1MD  5562 METROPCS, INC. 722   2020-07-23   
628-267 9 San Francisco: Central DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2021-04-10   
628-268 A San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
628-268 0 San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-07-30   
628-268 1 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2020-01-19   
628-268 2 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2019-10-17   
628-268 3 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2019-10-17   
628-268 4 San Francisco: Central DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2019-10-18   
628-268 5 San Francisco: Central DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2019-10-18   
628-268 6 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2019-10-18   
628-268 7 San Francisco: Central DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2019-10-18   
628-268 8 San Francisco: Central DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2019-10-18   
628-268 9 San Francisco: Central DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2019-10-18   
628-269 A San Rafael CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
628-269 0 San Rafael CA SNJUCACL2MD  197D VONAGE AMERICA LLC 722   2020-05-28   
628-269 1 San Rafael CA SNJUCACL2MD  197D VONAGE AMERICA LLC 722   2020-05-28   
628-269 2 San Rafael CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2019-11-30   
628-269 3 San Rafael CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-08-17   
628-269 4 San Rafael CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-08-17   
628-269 5 San Rafael CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-08-17   
628-269 6 San Rafael CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2020-04-05   
628-269 7 San Rafael CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2021-04-18   
628-269 8 San Rafael CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2020-06-29   
628-269 9 San Rafael CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2019-11-29   
628-270 A San Francisco: Montrose-Evergreen DA CA SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722      
628-270 0 San Francisco: Montrose-Evergreen DA CA SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722   2019-02-01   
628-270 1 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-06-09   
628-270 2 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-03-07   
628-270 3 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-03-07   
628-270 4 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-03-07   
628-270 5 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-03-07   
628-270 6 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-03-07   
628-270 7 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-06-09   
628-270 8 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-06-09   
628-270 9 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-06-09   
628-271 A San Francisco: Central DA CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722      
628-271 0 San Francisco: Central DA CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2020-01-16   
628-271 1 San Francisco: Central DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2020-03-19   
628-271 2 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2019-11-18   
628-271 3 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2019-11-18   
628-271 4 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2020-04-06   
628-271 5 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2020-04-06   
628-271 6 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2020-04-06   
628-271 7 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2020-04-06   
628-271 8 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2020-04-06   
628-271 9 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2020-04-06   
628-272 A Point Reyes CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-272 0 Point Reyes CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-08-09   
628-272 1 Point Reyes CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-08-17   
628-272 2 Point Reyes CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-08-17   
628-272 3 Point Reyes CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-08-17   
628-272 4 Point Reyes CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2021-11-08   
628-272 5 Point Reyes CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2021-11-08   
628-272 6 Point Reyes CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2024-08-18   
628-272 7 Point Reyes CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2021-07-23   
628-272 8 Point Reyes CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-12-02   
628-272 9 Point Reyes CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-12-02   
628-273 A San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
628-273 0 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2018-05-25   
628-273 1 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2018-05-25   
628-273 2 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2018-05-25   
628-273 3 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2018-05-25   
628-273 4 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2018-05-25   
628-273 5 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2018-05-25   
628-273 6 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2018-05-25   
628-273 7 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2018-05-25   
628-273 8 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2018-05-25   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 >>

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.