Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 530 [Rate centres in NPA 530] [Dial plan for NPA 530]

NXX: 428

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-428 A Loyalton CA CHICCA01SMD  981E BANDWIDTH.COM CLEC, LLC - CA 724      
530-428 0 Loyalton CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-428 1 Loyalton CA   073H TELNYX LLC 724   2018-07-11   
530-428 3 Loyalton CA   649C ONVOY, LLC - CA 724   2021-07-18   
530-428 4 Loyalton CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-428 5 Loyalton CA   981E BANDWIDTH.COM CLEC, LLC - CA 724   2009-02-23   
530-428 6 Loyalton CA   981E BANDWIDTH.COM CLEC, LLC - CA 724   2015-05-10   
530-428 7 Loyalton CA   649C ONVOY, LLC - CA 724   2016-03-05   
530-428 8 Loyalton CA   649C ONVOY, LLC - CA 724   2018-01-07   
530-428 9 Loyalton CA   649C ONVOY, LLC - CA 724   2021-08-09   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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