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: 449

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-449 A Oak Run CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-449 7 Oak Run CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724   2017-10-06   
530-449 9 Oak Run CA   145J TERRA NOVA TELECOM INC. 724   2025-05-15   

Last updated: Sat, 15 Nov 2025 03:38:44 UTC

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