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: STTLWACHDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
206-214 A Seattle WA 9638 QWEST CORPORATION 674      
206-214 0 Seattle WA 9638 QWEST CORPORATION 674      
206-214 1 Seattle WA 9638 QWEST CORPORATION 674      
206-214 2 Seattle WA 9638 QWEST CORPORATION 674      
206-214 4 Seattle WA 9638 QWEST CORPORATION 674      
206-214 9 Seattle WA 9638 QWEST CORPORATION 674      
206-241 A Seattle WA 9638 QWEST CORPORATION 674      
206-242 A Seattle WA 9638 QWEST CORPORATION 674      
206-243 A Seattle WA 9638 QWEST CORPORATION 674      
206-244 A Seattle WA 9638 QWEST CORPORATION 674      
206-246 A Seattle WA 9638 QWEST CORPORATION 674      
206-248 A Seattle WA 9638 QWEST CORPORATION 674      
206-272 8 Seattle WA 9638 QWEST CORPORATION 674      
206-277 A Seattle WA 9638 QWEST CORPORATION 674      
206-359 A Seattle WA 9638 QWEST CORPORATION 674      
206-431 A Seattle WA 9638 QWEST CORPORATION 674      
206-433 A Seattle WA 9638 QWEST CORPORATION 674      
206-439 A Seattle WA 9638 QWEST CORPORATION 674      
206-444 A Seattle WA 9638 QWEST CORPORATION 674      
206-599 0 Seattle WA 9638 QWEST CORPORATION 674      
206-631 3 Seattle WA 9638 QWEST CORPORATION 674   2007-05-22   
206-631 4 Seattle WA 9638 QWEST CORPORATION 674   2007-05-22   
206-631 5 Seattle WA 9638 QWEST CORPORATION 674   2007-05-22   
206-631 6 Seattle WA 9638 QWEST CORPORATION 674   2007-05-22   
206-631 7 Seattle WA 9638 QWEST CORPORATION 674   2007-05-22   
206-732 5 Seattle WA 9638 QWEST CORPORATION 674      
206-787 A Seattle WA 9638 QWEST CORPORATION 674      
206-787 3 Seattle WA 9638 QWEST CORPORATION 674   2009-01-12   
206-787 4 Seattle WA 9638 QWEST CORPORATION 674   2009-01-12   
206-787 5 Seattle WA 9638 QWEST CORPORATION 674   2009-01-12   
206-787 6 Seattle WA 9638 QWEST CORPORATION 674   2009-01-12   
206-787 7 Seattle WA 9638 QWEST CORPORATION 674   2009-01-12   
206-835 A Seattle WA 9638 QWEST CORPORATION 674      
206-901 A Seattle WA 9638 QWEST CORPORATION 674      
206-965 2 Seattle WA 9638 QWEST CORPORATION 674      
206-965 3 Seattle WA 9638 QWEST CORPORATION 674      
206-965 4 Seattle WA 9638 QWEST CORPORATION 674      
206-988 A Seattle WA 9638 QWEST CORPORATION 674      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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