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: 642

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
858-642 A La Jolla CA SNDGCA15DS0  9740 PACIFIC BELL 732      
858-642 0 La Jolla CA SNDGCA15DS0  9740 PACIFIC BELL 732      
858-642 1 La Jolla CA SNDGCA15DS0  9740 PACIFIC BELL 732      
858-642 2 La Jolla CA SNDGCA15DS0  9740 PACIFIC BELL 732      
858-642 3 La Jolla CA SNDGCA15DS0  9740 PACIFIC BELL 732      
858-642 4 La Jolla CA SNDGCA15DS0  9740 PACIFIC BELL 732      
858-642 5 La Jolla CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2020-02-06   
858-642 6 La Jolla CA SNDGCA15DS0  9740 PACIFIC BELL 732      
858-642 7 La Jolla CA SNDGCA15DS0  9740 PACIFIC BELL 732      
858-642 8 La Jolla CA SNDGCA15DS0  9740 PACIFIC BELL 732      
858-642 9 La Jolla CA SNDGCA15DS0  9740 PACIFIC BELL 732      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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