Local Calling Guide

Area code/prefix search

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NPA: 949 [Rate centres in NPA 949] [Dial plan for NPA 949]

NXX: 428

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
949-428 A Irvine CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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