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: STTLWA06DS4

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
206-906 A Seattle WA 9638 QWEST CORPORATION 674      
206-906 0 Seattle WA 9638 QWEST CORPORATION 674      
206-906 1 Seattle WA 9638 QWEST CORPORATION 674      
206-906 2 Seattle WA 9638 QWEST CORPORATION 674      
206-906 3 Seattle WA 9638 QWEST CORPORATION 674      
206-906 4 Seattle WA 9638 QWEST CORPORATION 674      
206-906 5 Seattle WA 9638 QWEST CORPORATION 674      
206-913 4 Seattle WA 9638 QWEST CORPORATION 674      
206-913 5 Seattle WA 9638 QWEST CORPORATION 674      
206-913 6 Seattle WA 9638 QWEST CORPORATION 674      
206-965 6 Seattle WA 9638 QWEST CORPORATION 674      
206-965 7 Seattle WA 9638 QWEST CORPORATION 674      
206-969 A Seattle WA 9638 QWEST CORPORATION 674      
206-993 A Seattle WA 9638 QWEST CORPORATION 674      
206-997 A Seattle WA 9638 QWEST CORPORATION 674      
206-998 A Seattle WA 9638 QWEST CORPORATION 674      

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

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