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: 301

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
628-301 A Novato CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2024-04-27   
628-301 0 Novato CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2024-04-28   
628-301 1 Novato CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-06-17   
628-301 2 Novato CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-10-16   
628-301 3 Novato CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2024-11-10   
628-301 7 Novato CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2025-03-23   
628-301 8 Novato CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2025-08-19   
628-301 9 Novato CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2024-04-27   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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