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: PLSPCAXGXOZ

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
442-246 7 Morongo Valley CA 508J CENTURYLINK COMMUNICATIONS LLC 973   2016-01-02   
442-256 7 Indio CA 508J CENTURYLINK COMMUNICATIONS LLC 973   2016-01-05   
442-268 7 Palm Springs CA 508J CENTURYLINK COMMUNICATIONS LLC 973   2016-01-01   
442-269 7 Joshua Tree CA 508J CENTURYLINK COMMUNICATIONS LLC 973   2016-01-30   
442-274 3 Palm Desert CA 508J CENTURYLINK COMMUNICATIONS LLC 973   2016-01-02   
442-276 7 Pinyon CA 508J CENTURYLINK COMMUNICATIONS LLC 973   2016-01-30   
442-321 6 Homestead Valley CA 508J CENTURYLINK COMMUNICATIONS LLC 973   2016-01-02   
760-313 8 Eagle Mountain CA 508J CENTURYLINK COMMUNICATIONS LLC 973   2016-01-02   
760-437 7 Desert Center CA 508J CENTURYLINK COMMUNICATIONS LLC 973   2016-01-02   
760-538 6 Salton CA 508J CENTURYLINK COMMUNICATIONS LLC 973   2016-01-02   
760-800 7 Twentynine Palms CA 508J CENTURYLINK COMMUNICATIONS LLC 973   2016-01-02   
760-820 6 Yucca Valley CA 508J CENTURYLINK COMMUNICATIONS LLC 973   2016-01-02   
760-894 7 Desert Hot Springs CA 508J CENTURYLINK COMMUNICATIONS LLC 973   2016-01-02   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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