Local Calling Guide

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

NXX: 464

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
858-464 A Chula Vista CA   649C ONVOY, LLC - CA 732   2026-09-28   
858-464 0 Chula Vista CA   649C ONVOY, LLC - CA 732   2026-09-28   
858-464 1 Chula Vista CA   649C ONVOY, LLC - CA 732   2026-09-28   
858-464 2 Chula Vista CA   649C ONVOY, LLC - CA 732   2026-09-29   
858-464 3 Chula Vista CA   649C ONVOY, LLC - CA 732   2026-09-29   
858-464 6 Chula Vista CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2026-09-29   
858-464 7 Chula Vista CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2026-09-29   
858-464 8 Chula Vista CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2026-09-29   
858-464 9 Chula Vista CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2026-09-29   

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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