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: 294

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
628-294 A Novato CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
628-294 0 Novato CA   624H ONVOY SPECTRUM, LLC 722   2024-08-18   
628-294 1 Novato CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2024-11-10   
628-294 2 Novato CA   433E SONIC TELECOM, LLC - CA 722   2024-01-31   
628-294 3 Novato CA   6529 T-MOBILE USA, INC. 722   2024-03-18   
628-294 4 Novato CA   6529 T-MOBILE USA, INC. 722   2024-02-02   
628-294 5 Novato CA   6529 T-MOBILE USA, INC. 722   2024-02-02   
628-294 6 Novato CA   6529 T-MOBILE USA, INC. 722   2023-11-05   
628-294 7 Novato CA   6529 T-MOBILE USA, INC. 722   2023-11-05   
628-294 8 Novato CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2023-11-04   
628-294 9 Novato CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2023-11-04   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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