Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 628 [Rate centres in NPA 628] [Dial plan for NPA 628]

NXX: 231

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
628-231 A San Francisco: Central DA CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
628-231 0 San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2015-12-29   
628-231 1 San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2015-12-29   
628-231 2 San Francisco: Central DA CA SNFCCA21XDZ  156J RCLEC, INC. 722   2015-12-29   
628-231 3 San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2015-12-29   
628-231 4 San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2015-12-29   
628-231 5 San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-08-30   
628-231 6 San Francisco: Central DA CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2015-12-01   
628-231 7 San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-08-30   
628-231 8 San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-08-30   
628-231 9 San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-08-30   

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

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