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: 947

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-947 A Colusa CA SCRMCA0119Z  490J DISH WIRELESS, LLC 726      
530-947 9 Colusa CA   490J DISH WIRELESS, LLC 726   2023-07-02   

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

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