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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
628-789 A San Francisco: Central DA CA SNJUCACLHMD  616J LEAP TELECOM, LLC 722      
628-789 0 San Francisco: Central DA CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722      
628-789 1 San Francisco: Central DA CA SNJUCACLHMD  616J LEAP TELECOM, LLC 722      
628-789 2 San Francisco: Central DA CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
628-789 3 San Francisco: Central DA CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
628-789 4 San Francisco: Central DA CA   6529 T-MOBILE USA, INC. 722      
628-789 5 San Francisco: Central DA CA   6529 T-MOBILE USA, INC. 722      
628-789 6 San Francisco: Central DA CA   6529 T-MOBILE USA, INC. 722      
628-789 7 San Francisco: Central DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
628-789 8 San Francisco: Central DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
628-789 9 San Francisco: Central DA CA SNJUCACL7MD  965H FRACTEL, LLC 722      
628-800 A San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-800 0 San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-800 1 San Francisco: Central DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
628-800 2 San Francisco: Central DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
628-800 3 San Francisco: Central DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
628-800 4 San Francisco: Central DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
628-800 5 San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-800 6 San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-800 7 San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-800 8 San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-800 9 San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-842 A Corte Madera CA SNJUCACL7MD  965H FRACTEL, LLC 722      
628-842 0 Corte Madera CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-842 1 Corte Madera CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-842 2 Corte Madera CA SNFCCA21XPZ  553J WHITESKY COMMUNICATIONS, LLC 722      
628-842 3 Corte Madera CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
628-842 4 Corte Madera CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722      
628-842 5 Corte Madera CA SNJUCACL7MD  965H FRACTEL, LLC 722      
628-842 6 Corte Madera CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
628-842 7 Corte Madera CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
628-842 8 Corte Madera CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722      
628-842 9 Corte Madera CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722      
628-866 A Belvedere CA SNJUCACL7MD  965H FRACTEL, LLC 722      
628-866 0 Belvedere CA   649C ONVOY, LLC - CA 722      
628-866 1 Belvedere CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
628-866 2 Belvedere CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722      
628-866 3 Belvedere CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722      
628-866 4 Belvedere CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-866 5 Belvedere CA SNJUCACL9MD  516J TON80 COMMUNICATIONS, LLC 722      
628-866 6 Belvedere CA SNJUCACL7MD  965H FRACTEL, LLC 722      
628-866 7 Belvedere CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
628-866 8 Belvedere CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
628-866 9 Belvedere CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
628-867 A San Francisco: Central DA CA SNJUCACL4MD  939H COMMIO, LLC 722      
628-867 0 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
628-867 1 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
628-867 2 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
628-867 3 San Francisco: Central DA CA SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722      
628-867 4 San Francisco: Central DA CA SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722      
628-867 5 San Francisco: Central DA CA SNJUCACL4MD  939H COMMIO, LLC 722      
628-867 6 San Francisco: Central DA CA SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722      
628-867 7 San Francisco: Central DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
628-867 8 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
628-867 9 San Francisco: Central DA CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
628-877 A Corte Madera CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-877 0 Corte Madera CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-877 1 Corte Madera CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-877 2 Corte Madera CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-877 3 Corte Madera CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-877 4 Corte Madera CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-877 5 Corte Madera CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-877 6 Corte Madera CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-877 7 Corte Madera CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-877 8 Corte Madera CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-877 9 Corte Madera CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
628-888 A San Rafael CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-888 0 San Rafael CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
628-888 1 San Rafael CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
628-888 2 San Rafael CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
628-888 3 San Rafael CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
628-888 4 San Rafael CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
628-888 5 San Rafael CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
628-888 6 San Rafael CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-888 7 San Rafael CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-888 8 San Rafael CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-888 9 San Rafael CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
628-895 A San Francisco: Central DA CA SNFCCA21XDZ  156J RCLEC, INC. 722      
628-895 0 San Francisco: Central DA CA OKLDCAMP1MD  4733 PAETEC COMMUNICATIONS, INC. - CA 722      
628-895 1 San Francisco: Central DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
628-895 2 San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-895 3 San Francisco: Central DA CA HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
628-895 4 San Francisco: Central DA CA HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
628-895 5 San Francisco: Central DA CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
628-895 6 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
628-895 7 San Francisco: Central DA CA SNFCCA21XDZ  156J RCLEC, INC. 722      
628-895 8 San Francisco: Central DA CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
628-895 9 San Francisco: Central DA CA SNJUCACL3MD  073H TELNYX LLC 722      
628-899 A San Francisco: Montrose-Evergreen DA CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
628-899 0 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-899 1 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-899 2 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-899 3 San Francisco: Montrose-Evergreen DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
628-899 4 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-899 5 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-899 6 San Francisco: Montrose-Evergreen DA CA SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722      
628-899 7 San Francisco: Montrose-Evergreen DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
628-899 8 San Francisco: Montrose-Evergreen DA CA SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722      
628-899 9 San Francisco: Montrose-Evergreen DA CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
628-900 A San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      

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

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.