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: STTNWAHODSC

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
206-829 3 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-05-08   
206-829 4 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-05-08   
206-829 5 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-05-08   
206-837 7 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2022-03-12   
206-855 3 Bainbridge Island WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2007-04-19   
206-855 5 Bainbridge Island WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2004-02-07   
206-855 6 Bainbridge Island WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-07-08   
206-866 0 Bainbridge Island WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-866 5 Bainbridge Island WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-08-21   
206-866 6 Bainbridge Island WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2011-06-11   
206-866 7 Bainbridge Island WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2012-02-03   
206-866 9 Bainbridge Island WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-876 7 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-05-08   
206-876 8 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-05-08   
206-876 9 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-05-08   
206-880 2 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2018-01-06   
206-899 1 Bainbridge Island WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2016-01-05   
206-905 1 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-04-04   
206-905 4 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-04-04   
206-905 6 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-04-16   
206-905 7 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-04-16   
206-905 8 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-04-16   
206-905 9 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-04-04   
206-922 1 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-922 2 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-02-11   
206-922 4 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-923 8 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-12-08   
206-923 9 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-12-08   
206-925 3 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-12-08   
206-926 3 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-08-28   
206-926 4 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-05-08   
206-926 7 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-05-08   
206-926 8 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-05-08   
206-926 9 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-08-28   
206-934 A Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-934 1 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2012-05-17   
206-934 4 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-962 2 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-05-08   
206-962 3 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-05-08   
206-962 4 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-05-08   
206-962 5 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-05-08   
206-962 6 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-05-08   
206-962 8 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-05-08   
206-965 8 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-04-23   
206-965 9 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-04-23   
206-971 1 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-08-12   
206-971 2 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-08-12   
206-971 6 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2007-08-27   
206-971 9 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-08-28   
206-973 0 Seattle WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-08-28   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 >>

Last updated: Sun, 17 May 2026 03:26:51 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.