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.


NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
208-222 A Lakeview ID LKVWIDXCDS0  960      
208-355 A Midvale ID MDVAIDXCDS0  652      
208-632 A Warm Lake ID WRLKIDXCDS0  652      
208-633 A Yellowpine ID YLPNIDXCDS0  652      
208-636 A Warren ID WRRNIDAADS0  652      
208-774 A Stanley ID STNLIDXCDS0  652      
480-683 A Granite Mountain AZ SCDMAZ89DS0  666   2004-02-19   
520-212 A Cascabel AZ CSELAZXCDS0  668      
520-898 A Silverbell AZ ELOYAZ05DS0  666      
928-462 A Young AZ YONGAZXCDS0  666      
928-999 A Millsite AZ DEWYAZ01DS0  666      

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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