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: 688

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-688 A Shasta Lake CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-688 0 Shasta Lake CA   649C ONVOY, LLC - CA 724      
530-688 1 Shasta Lake CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724   2025-01-19   
530-688 2 Shasta Lake CA   981E BANDWIDTH.COM CLEC, LLC - CA 724   2006-01-09   
530-688 3 Shasta Lake CA   9262 UTILITY TELECOM GROUP, LLC - CA 724      
530-688 5 Shasta Lake CA   649C ONVOY, LLC - CA 724   2021-08-09   
530-688 6 Shasta Lake CA   649C ONVOY, LLC - CA 724   2019-08-08   
530-688 8 Shasta Lake CA   649C ONVOY, LLC - CA 724   2019-08-08   
530-688 9 Shasta Lake CA   649C ONVOY, LLC - CA 724   2021-07-18   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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