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: 606 [Rate centres in NPA 606] [Dial plan for NPA 606]

NXX: 442

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
606-442 A Jellico KY KNVLTNMAYJX  478J NUSO, LLC 474      
606-442 0 Jellico KY KNVLTNMAY8X  624H ONVOY SPECTRUM, LLC 474      
606-442 1 Jellico KY KNVLTNMAYJX  478J NUSO, LLC 474      
606-442 3 Jellico KY   516C AT&T CORP. 474      
606-442 4 Jellico KY KNVLTNMAYJX  478J NUSO, LLC 474      
606-442 8 Jellico KY KNVLTNMA56Z  987E BANDWIDTH.COM CLEC, LLC - KY 474      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.