Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Rancho Bernardo, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
858-946 7 SNDICAETDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732      
858-946 8 SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2016-10-08   
858-946 9 SNDGCA0260Z  624H ONVOY SPECTRUM, LLC 732   2024-01-04   

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

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