Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 442 [Rate centres in NPA 442] [Dial plan for NPA 442]

NXX: 452

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
442-452 A Valley Center CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2024-05-02   
442-452 0 Valley Center CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2024-05-02   
442-452 1 Valley Center CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2024-11-25   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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