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: 289

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
628-289 A San Francisco: Central DA CA SNJUCACLKMD  598J FIVE9, INC. 722      
628-289 0 San Francisco: Central DA CA SNJUCACLKMD  598J FIVE9, INC. 722   2023-07-10   
628-289 1 San Francisco: Central DA CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2023-10-30   
628-289 2 San Francisco: Central DA CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2023-11-13   
628-289 3 San Francisco: Central DA CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2023-11-13   
628-289 4 San Francisco: Central DA CA   6529 T-MOBILE USA, INC. 722   2024-01-23   
628-289 5 San Francisco: Central DA CA   6529 T-MOBILE USA, INC. 722   2024-01-23   
628-289 6 San Francisco: Central DA CA   6529 T-MOBILE USA, INC. 722   2024-01-23   
628-289 7 San Francisco: Central DA CA   6529 T-MOBILE USA, INC. 722   2024-01-23   
628-289 8 San Francisco: Central DA CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2023-10-30   
628-289 9 San Francisco: Central DA CA   624H ONVOY SPECTRUM, LLC 722   2023-10-02   

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

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