Local Calling Guide

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NPA: 858 [Rate centres in NPA 858] [Dial plan for NPA 858]

NXX: 257

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
858-257 A La Jolla CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-257 0 La Jolla CA SNDGCA02XIZ  981E BANDWIDTH.COM CLEC, LLC - CA 732   2015-08-15   
858-257 1 La Jolla CA SNDGCA02XIZ  981E BANDWIDTH.COM CLEC, LLC - CA 732   2015-08-15   
858-257 2 La Jolla CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2014-11-22   
858-257 3 La Jolla CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2015-08-30   
858-257 4 La Jolla CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2014-11-22   
858-257 5 La Jolla CA SNDGCA0284Z  4733 PAETEC COMMUNICATIONS, INC. - CA 732   2019-08-23   
858-257 6 La Jolla CA SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2015-10-23   
858-257 7 La Jolla CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2015-04-23   
858-257 8 La Jolla CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2015-04-23   
858-257 9 La Jolla CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2015-04-23   

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

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