Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 350 [Rate centres in NPA 350] [Dial plan for NPA 350]

NXX: 630

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
350-630 A Riverbank CA SKTNCA01XKZ  624H ONVOY SPECTRUM, LLC 738   2024-01-19   
350-630 0 Riverbank CA SKTNCA01XKZ  624H ONVOY SPECTRUM, LLC 738   2024-01-19   
350-630 1 Riverbank CA SKTNCA01XIZ  073H TELNYX LLC 738   2024-01-20   
350-630 2 Riverbank CA SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2025-01-26   
350-630 8 Riverbank CA SKTNCA01XFY  649C ONVOY, LLC - CA 738   2024-07-27   
350-630 9 Riverbank CA SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2024-09-28   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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