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: 495

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-495 A Coleville CA CEVLCAXFRS6  863F FRONTIER COMMUNICATIONS OF THE SOUTHWEST INC. - CA 720      
530-495 0 Coleville CA   145J TERRA NOVA TELECOM INC. 720   2026-01-04   
530-495 1 Coleville CA   863F FRONTIER COMMUNICATIONS OF THE SOUTHWEST INC. - CA 720      
530-495 2 Coleville CA   863F FRONTIER COMMUNICATIONS OF THE SOUTHWEST INC. - CA 720      
530-495 4 Coleville CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 720   2005-07-10   
530-495 9 Coleville CA   145J TERRA NOVA TELECOM INC. 720   2025-05-15   

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

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