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.
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Switch: SPKNWA01XWY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
208-507 A Grangeville ID 1484 INLAND CELLULAR LLC 676      
208-507 0 Grangeville ID 1484 INLAND CELLULAR LLC 676      
208-507 1 Grangeville ID 1484 INLAND CELLULAR LLC 676      
208-507 2 Grangeville ID 1484 INLAND CELLULAR LLC 676      
208-507 3 Grangeville ID 1484 INLAND CELLULAR LLC 676      
208-507 4 Grangeville ID 1484 INLAND CELLULAR LLC 676      
208-507 6 Grangeville ID 1484 INLAND CELLULAR LLC 676      
208-507 9 Grangeville ID 1484 INLAND CELLULAR LLC 676      
208-717 7 Lewiston ID 1484 INLAND CELLULAR LLC 676   2007-03-11   
208-717 8 Lewiston ID 1484 INLAND CELLULAR LLC 676   2007-03-11   
208-790 A Lewiston ID 1484 INLAND CELLULAR LLC 676      
208-791 A Lewiston ID 1484 INLAND CELLULAR LLC 676      
208-935 5 Kamiah ID 1484 INLAND CELLULAR LLC 676   2006-09-23   
208-935 8 Kamiah ID 1484 INLAND CELLULAR LLC 676   2006-09-23   
509-288 7 Colfax WA 1484 INLAND CELLULAR LLC 676   2005-04-08   
509-288 8 Colfax WA 1484 INLAND CELLULAR LLC 676   2005-04-08   
509-399 3 Starbuck WA 1484 INLAND CELLULAR LLC 676   2006-11-07   
509-399 4 Starbuck WA 1484 INLAND CELLULAR LLC 676   2006-11-07   
509-478 7 Rosalia WA 1484 INLAND CELLULAR LLC 676   2006-09-23   
509-478 8 Rosalia WA 1484 INLAND CELLULAR LLC 676   2006-09-23   
509-552 0 Clarkston WA 1484 INLAND CELLULAR LLC 676   2004-06-13   
509-552 2 Clarkston WA 1484 INLAND CELLULAR LLC 676   2004-06-13   
509-566 7 Pomeroy WA 1484 INLAND CELLULAR LLC 676   2005-11-28   
509-566 8 Pomeroy WA 1484 INLAND CELLULAR LLC 676   2005-11-28   
509-597 A Uniontown WA 1484 INLAND CELLULAR LLC 676      
509-597 7 Uniontown WA 1484 INLAND CELLULAR LLC 676   2006-02-26   
509-629 A Walla Walla WA 1484 INLAND CELLULAR LLC 676      
509-629 0 Walla Walla WA 1484 INLAND CELLULAR LLC 676      
509-629 1 Walla Walla WA 1484 INLAND CELLULAR LLC 676      
509-629 2 Walla Walla WA 1484 INLAND CELLULAR LLC 676      
509-629 3 Walla Walla WA 1484 INLAND CELLULAR LLC 676      
509-629 4 Walla Walla WA 1484 INLAND CELLULAR LLC 676      
509-629 7 Walla Walla WA 1484 INLAND CELLULAR LLC 676      
509-629 8 Walla Walla WA 1484 INLAND CELLULAR LLC 676      
509-648 8 St John WA 1484 INLAND CELLULAR LLC 676   2011-06-09   
509-751 6 Clarkston WA 1484 INLAND CELLULAR LLC 676      
509-751 7 Clarkston WA 1484 INLAND CELLULAR LLC 676      

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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