Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

San Diego: San Diego DA, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
858-988 5 SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2020-02-10   
858-988 6 SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2020-02-10   
858-988 7 SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2020-02-10   
858-988 8 SNDGCA0263Z  965H FRACTEL, LLC 732   2019-05-13   
858-988 9 SNDGCADV1MD  5562 METROPCS, INC. 732   2020-03-08   

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Last updated: Sun, 18 Aug 2024 23:40:19 UTC

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