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: PLSPCAXGXRY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
442-214 6 Twentynine Palms CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 973   2019-02-11   
442-334 3 Palm Desert CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 973   2018-06-04   
442-833 6 Joshua Tree CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 973   2023-02-02   
760-459 6 Palm Springs CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 973   2010-08-07   
760-538 9 Salton CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 973   2020-12-04   
760-601 A Palm Desert CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 973      
760-601 1 Palm Desert CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 973   2005-07-22   
760-800 A Twentynine Palms CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 973      
760-800 9 Twentynine Palms CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 973   2012-03-15   
760-853 6 Yucca Valley CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 973   2012-08-30   
760-894 6 Desert Hot Springs CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 973   2012-07-05   
760-895 A Palm Desert CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 973      
760-895 6 Palm Desert CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 973   2009-08-03   
760-984 5 Indio CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 973   2012-11-12   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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