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.

NPA: 206 [Rate centres in NPA 206] [Dial plan for NPA 206]

NXX: 268

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
206-268 A Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-268 0 Seattle WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674      
206-268 1 Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-268 2 Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-268 3 Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-268 4 Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-268 5 Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-268 6 Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-268 7 Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-268 8 Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-268 9 Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.