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: 425

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
858-425 A San Diego: San Diego DA CA   624H ONVOY SPECTRUM, LLC 732   2025-03-21   
858-425 0 San Diego: San Diego DA CA   624H ONVOY SPECTRUM, LLC 732   2025-03-21   
858-425 1 San Diego: San Diego DA CA   624H ONVOY SPECTRUM, LLC 732   2025-03-21   
858-425 2 San Diego: San Diego DA CA   624H ONVOY SPECTRUM, LLC 732   2025-03-21   
858-425 3 San Diego: San Diego DA CA   624H ONVOY SPECTRUM, LLC 732   2025-03-21   
858-425 4 San Diego: San Diego DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2025-03-29   
858-425 5 San Diego: San Diego DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2025-03-29   
858-425 6 San Diego: San Diego DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2025-04-29   
858-425 7 San Diego: San Diego DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2025-05-29   
858-425 8 San Diego: San Diego DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2025-06-30   
858-425 9 San Diego: San Diego DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2025-07-30   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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