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: 977

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
858-977 A Del Mar CA SNDGCA0263Z  965H FRACTEL, LLC 732      
858-977 0 Del Mar CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2021-02-04   
858-977 1 Del Mar CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2021-02-04   
858-977 2 Del Mar CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2020-12-14   
858-977 3 Del Mar CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2020-12-14   
858-977 4 Del Mar CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2020-12-14   
858-977 5 Del Mar CA SNDGCA0253Z  197D VONAGE AMERICA LLC 732   2020-06-19   
858-977 6 Del Mar CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2020-11-14   
858-977 7 Del Mar CA SNDGCA0263Z  965H FRACTEL, LLC 732   2020-05-25   
858-977 8 Del Mar CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2020-11-14   
858-977 9 Del Mar CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2020-10-26   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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