Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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El Cajon, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
858-899 4 SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2022-08-16   
858-899 5 SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2021-10-16   
858-899 6 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2021-03-07   
858-899 7 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2021-03-07   
858-899 8 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2021-03-07   
858-899 9 SNDGCA0263Z  965H FRACTEL, LLC 732   2021-03-06   

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Last updated: Sat, 21 Mar 2026 23:53:39 UTC

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