Local Calling Guide

Area code/prefix search

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NPA: 818 [Rate centres in NPA 818] [Dial plan for NPA 818]

NXX: 633

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
818-633 A Van Nuys CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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