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: 290

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-290 A Everett WA EVRTWAXCCG1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-290 0 Everett WA EVRTWAXCCG1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-290 1 Everett WA EVRTWAXCCG1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-290 2 Everett WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
425-290 3 Everett WA EVRTWAXCCG1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-290 4 Everett WA EVRTWAXCCG1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-290 5 Everett WA EVRTWAXCCG1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-290 6 Everett WA EVRTWAXCCG1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-290 7 Everett WA EVRTWAXCCG1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-290 8 Everett WA EVRTWAXCCG1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-290 9 Everett WA EVRTWAXCCG1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.