Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA: 530 [Rate centres in NPA 530] [Dial plan for NPA 530]

NXX: 849

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-849 A Shingletown CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-849 7 Shingletown CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724   2017-10-06   
530-849 9 Shingletown CA CHICCACWCMD  490J DISH WIRELESS, LLC 724   2023-12-11   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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