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: 425 [Rate centres in NPA 425] [Dial plan for NPA 425]

NXX: 647

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-647 A Bellevue WA RDMDWASYDS1  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-647 0 Bellevue WA   6529 T-MOBILE USA, INC. 674   2007-08-30   
425-647 1 Bellevue WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2010-01-15   
425-647 2 Bellevue WA   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-647 3 Bellevue WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2006-01-23   
425-647 4 Bellevue WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2006-01-23   
425-647 5 Bellevue WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2006-01-23   
425-647 6 Bellevue WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2006-01-23   
425-647 7 Bellevue WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2006-01-23   
425-647 8 Bellevue WA   6529 T-MOBILE USA, INC. 674   2006-06-05   
425-647 9 Bellevue WA   6529 T-MOBILE USA, INC. 674   2006-06-05   

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.