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: 625

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-625 A Hoopa CA HOPACAXFRS3  4420 FRONTIER CALIFORNIA INC. 724      
530-625 0 Hoopa CA   649C ONVOY, LLC - CA 724   2024-01-06   
530-625 1 Hoopa CA   4420 FRONTIER CALIFORNIA INC. 724      
530-625 2 Hoopa CA   649C ONVOY, LLC - CA 724   2021-05-09   
530-625 3 Hoopa CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724   2005-08-01   
530-625 4 Hoopa CA   4420 FRONTIER CALIFORNIA INC. 724      
530-625 5 Hoopa CA   4420 FRONTIER CALIFORNIA INC. 724      
530-625 6 Hoopa CA   981E BANDWIDTH.COM CLEC, LLC - CA 724   2015-09-20   
530-625 7 Hoopa CA   649C ONVOY, LLC - CA 724   2017-04-28   
530-625 8 Hoopa CA   649C ONVOY, LLC - CA 724   2019-09-08   
530-625 9 Hoopa CA   145J TERRA NOVA TELECOM INC. 724   2021-01-07   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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