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: 460

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
858-460 A El Cajon CA   649C ONVOY, LLC - CA 732   2026-09-20   
858-460 0 El Cajon CA   649C ONVOY, LLC - CA 732   2026-09-20   
858-460 1 El Cajon CA   649C ONVOY, LLC - CA 732   2026-09-20   
858-460 2 El Cajon CA   649C ONVOY, LLC - CA 732   2026-09-20   
858-460 3 El Cajon CA   649C ONVOY, LLC - CA 732   2026-09-20   
858-460 4 El Cajon CA   649C ONVOY, LLC - CA 732   2026-09-20   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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