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.

Switch: SKTNCACZ4MD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
350-213 A Linden CA 939H COMMIO, LLC 738   2024-02-23   
350-213 0 Linden CA 939H COMMIO, LLC 738   2024-02-23   
350-213 1 Linden CA 939H COMMIO, LLC 738   2024-02-23   
350-214 A Valley Springs CA 939H COMMIO, LLC 738   2024-02-24   
350-214 0 Valley Springs CA 939H COMMIO, LLC 738   2024-02-24   
350-214 1 Valley Springs CA 939H COMMIO, LLC 738   2024-02-24   
350-215 A Snelling CA 939H COMMIO, LLC 738   2024-02-24   
350-215 0 Snelling CA 939H COMMIO, LLC 738   2024-02-24   
350-215 1 Snelling CA 939H COMMIO, LLC 738   2024-02-24   
350-216 A Modesto CA 939H COMMIO, LLC 738   2024-02-24   
350-216 0 Modesto CA 939H COMMIO, LLC 738   2024-02-24   
350-216 1 Modesto CA 939H COMMIO, LLC 738   2024-02-24   
350-216 2 Modesto CA 939H COMMIO, LLC 738   2024-02-24   
350-216 3 Modesto CA 939H COMMIO, LLC 738   2024-02-24   
350-235 0 Clements CA 939H COMMIO, LLC 738   2023-08-20   
350-235 1 Clements CA 939H COMMIO, LLC 738   2023-08-20   
350-235 4 Clements CA 939H COMMIO, LLC 738   2023-08-20   
350-235 5 Clements CA 939H COMMIO, LLC 738   2023-08-20   
350-235 6 Clements CA 939H COMMIO, LLC 738   2024-01-20   
350-235 7 Clements CA 939H COMMIO, LLC 738   2024-01-20   
350-235 8 Clements CA 939H COMMIO, LLC 738   2023-08-20   
350-250 6 Tracy CA 939H COMMIO, LLC 738   2022-11-29   
350-305 0 Yosemite CA 939H COMMIO, LLC 738   2022-11-29   
350-444 1 Snelling CA 939H COMMIO, LLC 738   2023-08-19   
350-444 5 Snelling CA 939H COMMIO, LLC 738   2023-08-19   
350-444 6 Snelling CA 939H COMMIO, LLC 738   2023-08-19   
350-444 7 Snelling CA 939H COMMIO, LLC 738   2023-08-19   
350-444 8 Snelling CA 939H COMMIO, LLC 738   2023-08-19   
350-999 0 Gustine CA 939H COMMIO, LLC 738   2022-12-05   
559-812 0 Chowchilla CA 939H COMMIO, LLC 738   2022-07-22   

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

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