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.

Switch: EVRTWAXHRS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
425-493 A Everett WA 4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-493 0 Everett WA 4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-493 1 Everett WA 4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-493 2 Everett WA 4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-493 6 Everett WA 4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-493 8 Everett WA 4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-493 9 Everett WA 4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-622 A Everett WA 4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.