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: SPKNWA01XUX

<< 1 2 3 4 5 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
509-639 3 Almira WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2016-02-28   
509-641 6 Wilbur WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2015-01-20   
509-642 4 Harrah WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676      
509-643 A Sunnyside WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676      
509-643 3 Sunnyside WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2012-03-17   
509-643 4 Sunnyside WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2004-07-04   
509-646 6 Washtucna WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2015-01-26   
509-654 9 Yakima WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2006-10-10   
509-666 8 Spokane WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2019-08-05   
509-672 5 Rimrock WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2015-01-23   
509-673 3 Tieton WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676      
509-676 5 Walla Walla WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2020-01-11   
509-677 8 Lind WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676      
509-678 6 Cowiche WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2015-01-23   
509-683 5 Douglas County WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2016-02-28   
509-699 7 Wenatchee WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2020-03-08   
509-703 4 Spokane WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2010-06-10   
509-717 2 Ephrata WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2016-02-28   
509-720 2 Spokane WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2008-10-15   
509-724 2 Spokane WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2012-02-26   
509-725 3 Davenport WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676      
509-728 9 Yakima WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2009-02-11   
509-732 5 Northport WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2015-01-26   
509-749 6 Eureka WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2015-01-23   
509-776 A Columbia WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676      
509-776 0 Columbia WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676      
509-778 A Prosser WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676      
509-778 4 Prosser WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2004-07-06   
509-778 9 Prosser WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2013-03-23   
509-779 2 Curlew WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2004-06-05   
509-790 0 Sunnyside WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676      
509-794 2 Quincy WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2016-02-28   
509-795 5 Spokane WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2010-12-19   
509-796 4 Reardan WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676      
509-816 4 Spokane WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2021-05-09   
509-821 9 Deer Park WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2016-02-28   
509-822 6 Spokane WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2013-05-04   
509-824 6 Spokane WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2022-03-26   
509-828 4 Spokane WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2011-06-11   
509-850 3 Spokane WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2009-02-02   
509-855 A Moses Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676      
509-855 4 Moses Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2002-09-09   
509-855 5 Moses Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2005-07-01   
509-855 7 Moses Lake WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2005-07-01   
509-862 5 Spokane WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2017-12-22   
509-866 5 Spokane WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2018-06-08   
509-874 9 White Swan WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676      
509-875 1 Paterson WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2020-01-06   
509-877 9 Wapato WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2006-10-23   
509-896 4 Mabton WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2006-09-18   

<< 1 2 3 4 5 >>

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.