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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
628-293 0 Nicasio CA SNJUCACL4MD  939H COMMIO, LLC 722   2023-10-09   
628-293 1 Nicasio CA SNJUCACL4MD  939H COMMIO, LLC 722   2023-10-09   
628-293 2 Nicasio CA SNJUCACL4MD  939H COMMIO, LLC 722   2023-10-09   
628-293 3 Nicasio CA SNJUCACL4MD  939H COMMIO, LLC 722   2023-10-09   
628-293 4 Nicasio CA SNJUCACL4MD  939H COMMIO, LLC 722   2023-10-09   
628-293 5 Nicasio CA   6529 T-MOBILE USA, INC. 722   2024-04-21   
628-294 A Novato CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
628-294 0 Novato CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2023-11-19   
628-294 1 Novato CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2023-12-20   
628-294 2 Novato CA   433E SONIC TELECOM, LLC - CA 722   2024-01-31   
628-294 3 Novato CA   6529 T-MOBILE USA, INC. 722   2024-03-18   
628-294 4 Novato CA   6529 T-MOBILE USA, INC. 722   2024-02-02   
628-294 5 Novato CA   6529 T-MOBILE USA, INC. 722   2024-02-02   
628-294 6 Novato CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2023-11-05   
628-294 7 Novato CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2023-11-05   
628-294 8 Novato CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2023-11-04   
628-294 9 Novato CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2023-11-04   
628-295 A San Rafael CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-295 0 San Rafael CA SNJUCACL4MD  939H COMMIO, LLC 722   2024-01-27   
628-295 1 San Rafael CA SNJUCACL4MD  939H COMMIO, LLC 722   2024-01-27   
628-295 2 San Rafael CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-11-19   
628-295 3 San Rafael CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-11-19   
628-295 4 San Rafael CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-11-19   
628-295 5 San Rafael CA   6529 T-MOBILE USA, INC. 722   2024-04-04   
628-295 6 San Rafael CA   6529 T-MOBILE USA, INC. 722   2024-04-04   
628-295 7 San Rafael CA   649C ONVOY, LLC - CA 722   2024-04-20   
628-295 8 San Rafael CA SNJUCACL4MD  939H COMMIO, LLC 722   2024-01-27   
628-295 9 San Rafael CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-04-17   
628-296 A San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-296 0 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-11-01   
628-296 1 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-11-01   
628-296 2 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-11-01   
628-296 3 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-11-01   
628-296 4 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-11-01   
628-296 5 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-11-01   
628-296 6 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-11-01   
628-296 7 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-11-01   
628-296 8 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-11-01   
628-296 9 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-11-01   
628-297 A San Francisco: Montrose-Evergreen DA CA   6529 T-MOBILE USA, INC. 722   2024-04-25   
628-297 0 San Francisco: Montrose-Evergreen DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-04-26   
628-297 1 San Francisco: Montrose-Evergreen DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-05-11   
628-297 2 San Francisco: Montrose-Evergreen DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-06-17   
628-297 3 San Francisco: Montrose-Evergreen DA CA   6529 T-MOBILE USA, INC. 722   2024-04-25   
628-297 4 San Francisco: Montrose-Evergreen DA CA   6529 T-MOBILE USA, INC. 722   2024-04-25   
628-297 5 San Francisco: Montrose-Evergreen DA CA   6529 T-MOBILE USA, INC. 722   2024-04-25   
628-297 6 San Francisco: Montrose-Evergreen DA CA   6529 T-MOBILE USA, INC. 722   2024-04-25   
628-297 7 San Francisco: Montrose-Evergreen DA CA   6529 T-MOBILE USA, INC. 722   2024-04-25   
628-297 8 San Francisco: Montrose-Evergreen DA CA   6529 T-MOBILE USA, INC. 722   2024-04-25   
628-297 9 San Francisco: Montrose-Evergreen DA CA   6529 T-MOBILE USA, INC. 722   2024-04-25   

<< 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 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.