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: 340

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-340 A Yreka CA RDNGCAAMCM0  6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-340 0 Yreka CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-340 1 Yreka CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-340 2 Yreka CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-340 3 Yreka CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-340 4 Yreka CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724   2016-04-29   
530-340 5 Yreka CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-340 6 Yreka CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-340 7 Yreka CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724   2014-11-26   
530-340 8 Yreka CA   939H COMMIO, LLC 724   2023-08-19   
530-340 9 Yreka CA   649C ONVOY, LLC - CA 724   2016-03-05   

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

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