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: STTLWACADS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
206-545 A Seattle WA 9638 QWEST CORPORATION 674      
206-547 A Seattle WA 9638 QWEST CORPORATION 674      
206-548 A Seattle WA 9638 QWEST CORPORATION 674      
206-548 0 Seattle WA 9638 QWEST CORPORATION 674      
206-548 1 Seattle WA 9638 QWEST CORPORATION 674      
206-548 2 Seattle WA 9638 QWEST CORPORATION 674      
206-548 3 Seattle WA 9638 QWEST CORPORATION 674      
206-548 5 Seattle WA 9638 QWEST CORPORATION 674      
206-548 7 Seattle WA 9638 QWEST CORPORATION 674      
206-548 8 Seattle WA 9638 QWEST CORPORATION 674      
206-548 9 Seattle WA 9638 QWEST CORPORATION 674      
206-597 A Seattle WA 9638 QWEST CORPORATION 674      
206-597 0 Seattle WA 9638 QWEST CORPORATION 674   2024-03-21   
206-597 1 Seattle WA 9638 QWEST CORPORATION 674   2024-03-21   
206-597 2 Seattle WA 9638 QWEST CORPORATION 674   2024-03-21   
206-597 3 Seattle WA 9638 QWEST CORPORATION 674   2014-05-04   
206-597 4 Seattle WA 9638 QWEST CORPORATION 674   2014-05-04   
206-597 5 Seattle WA 9638 QWEST CORPORATION 674   2024-03-21   
206-597 6 Seattle WA 9638 QWEST CORPORATION 674   2024-03-21   
206-597 7 Seattle WA 9638 QWEST CORPORATION 674   2024-03-21   
206-597 8 Seattle WA 9638 QWEST CORPORATION 674   2024-03-21   
206-597 9 Seattle WA 9638 QWEST CORPORATION 674   2024-03-21   
206-598 A Seattle WA 9638 QWEST CORPORATION 674      
206-632 A Seattle WA 9638 QWEST CORPORATION 674      
206-633 A Seattle WA 9638 QWEST CORPORATION 674      
206-634 A Seattle WA 9638 QWEST CORPORATION 674      
206-675 A Seattle WA 9638 QWEST CORPORATION 674      
206-685 A Seattle WA 9638 QWEST CORPORATION 674      
206-732 A Seattle WA 9638 QWEST CORPORATION 674      
206-732 0 Seattle WA 9638 QWEST CORPORATION 674      
206-732 1 Seattle WA 9638 QWEST CORPORATION 674      
206-732 2 Seattle WA 9638 QWEST CORPORATION 674      
206-732 6 Seattle WA 9638 QWEST CORPORATION 674      
206-732 7 Seattle WA 9638 QWEST CORPORATION 674      
206-906 6 Seattle WA 9638 QWEST CORPORATION 674      
206-906 7 Seattle WA 9638 QWEST CORPORATION 674      
206-906 8 Seattle WA 9638 QWEST CORPORATION 674      
206-925 A Seattle WA 9638 QWEST CORPORATION 674      
206-925 4 Seattle WA 9638 QWEST CORPORATION 674      
206-925 5 Seattle WA 9638 QWEST CORPORATION 674      
206-925 6 Seattle WA 9638 QWEST CORPORATION 674      
206-925 7 Seattle WA 9638 QWEST CORPORATION 674      
206-925 8 Seattle WA 9638 QWEST CORPORATION 674      
206-925 9 Seattle WA 9638 QWEST CORPORATION 674      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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