Local Calling Guide

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Rancho Santa Fe, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
858-951 5 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2018-09-21   
858-951 6 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2017-11-02   
858-951 7 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2016-02-04   
858-951 8 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2016-02-04   
858-951 9   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 732   2026-08-23   

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Last updated: Tue, 29 Sep 2026 03:00:13 UTC

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