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: 707 [Rate centres in NPA 707] [Dial plan for NPA 707]

NXX: 770

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
707-770 A Fairfield-Suisun CA SNJUCACL7MD  965H FRACTEL, LLC 722      
707-770 0 Fairfield-Suisun CA SNJUCACL7MD  965H FRACTEL, LLC 722   2020-08-31   
707-770 1 Fairfield-Suisun CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2020-10-13   
707-770 2 Fairfield-Suisun CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2020-10-13   
707-770 3 Fairfield-Suisun CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2020-10-13   
707-770 4 Fairfield-Suisun CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2021-06-03   
707-770 5 Fairfield-Suisun CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2021-06-03   
707-770 6 Fairfield-Suisun CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2021-03-08   
707-770 7 Fairfield-Suisun CA OKLECAZVGT0  5562 METROPCS, INC. 722   2021-02-01   
707-770 8 Fairfield-Suisun CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2021-12-17   
707-770 9 Fairfield-Suisun CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2022-01-28   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.