Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 858 [Rate centres in NPA 858] [Dial plan for NPA 858]

NXX: 338

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
858-338 A Harbison-Alpine CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-338 0 Harbison-Alpine CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2023-03-09   
858-338 1 Harbison-Alpine CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2024-05-23   
858-338 2 Harbison-Alpine CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2022-11-06   
858-338 3 Harbison-Alpine CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2022-11-06   
858-338 4 Harbison-Alpine CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2022-11-06   
858-338 5 Harbison-Alpine CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2023-10-28   
858-338 8 Harbison-Alpine CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2023-04-21   

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

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