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: 271

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
628-271 A San Francisco: Central DA CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722      
628-271 0 San Francisco: Central DA CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2020-01-16   
628-271 1 San Francisco: Central DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2020-03-19   
628-271 2 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2019-11-18   
628-271 3 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2019-11-18   
628-271 4 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2020-04-06   
628-271 5 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2020-04-06   
628-271 6 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2020-04-06   
628-271 7 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2020-04-06   
628-271 8 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2020-04-06   
628-271 9 San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2020-04-06   

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

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