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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
425-951 2 Bothell WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-951 4 Bothell WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-951 5 Bothell WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-951 6 Bothell WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-951 7 Bothell WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-961 A Issaquah WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-961 1 Issaquah WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-961 4 Issaquah WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-961 7 Issaquah WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-981 A Renton WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-981 1 Renton WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-981 2 Renton WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-981 3 Renton WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-981 4 Renton WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-981 8 Renton WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-981 9 Renton WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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