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: 682

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
628-682 A Novato CA   649C ONVOY, LLC - CA 722   2025-04-06   
628-682 0 Novato CA   073H TELNYX LLC 722   2022-09-18   
628-682 1 Novato CA   939H COMMIO, LLC 722   2022-11-10   
628-682 2 Novato CA   649C ONVOY, LLC - CA 722   2020-12-05   
628-682 3 Novato CA   649C ONVOY, LLC - CA 722   2020-12-05   
628-682 4 Novato CA   516J TON80 COMMUNICATIONS, LLC 722   2021-06-19   
628-682 5 Novato CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2021-06-05   
628-682 6 Novato CA   649C ONVOY, LLC - CA 722   2025-07-19   
628-682 7 Novato CA   6529 T-MOBILE USA, INC. 722   2024-04-09   
628-682 8 Novato CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2023-03-11   
628-682 9 Novato CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2021-03-21   

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

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