Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 650 [Rate centres in NPA 650] [Dial plan for NPA 650]

NXX: 677

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-677 A South San Francisco CA SNJUCACL7MD  965H FRACTEL, LLC 722      
650-677 0 South San Francisco CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-05-04   
650-677 1 South San Francisco CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-05-04   
650-677 2 South San Francisco CA SNJUCACL2MD  197D VONAGE AMERICA LLC 722   2020-06-19   
650-677 3 South San Francisco CA SNFCCAMKX5Y  506J TWILIO INTERNATIONAL, INC. 722   2020-10-01   
650-677 4 South San Francisco CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2020-04-03   
650-677 5 South San Francisco CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-12-09   
650-677 6 South San Francisco CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2019-09-30   
650-677 7 South San Francisco CA SNJUCACL7MD  965H FRACTEL, LLC 722   2019-07-17   
650-677 8 South San Francisco CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-04-02   
650-677 9 South San Francisco CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2019-07-18   

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

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