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: 263

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-263 A Everett WA EVRTWAXADS1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-263 0 Everett WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2006-01-23   
425-263 1 Everett WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2006-01-23   
425-263 2 Everett WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2006-01-23   
425-263 3 Everett WA TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2003-04-15   
425-263 4 Everett WA EVRTWAXADS1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-263 5 Everett WA EVRTWAXADS1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-263 6 Everett WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2006-01-23   
425-263 7 Everett WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2006-01-23   
425-263 8 Everett WA TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2007-10-06   
425-263 9 Everett WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2008-07-18   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.