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: 241

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
606-241 A Germantown KY MRHDKYXAGMD  698F TIME WARNER CBL INFO SV (KY) DBA TIME WARNER-KY 466      
606-241 0 Germantown KY MRHDKYXARMD  624H ONVOY SPECTRUM, LLC 466   2024-12-15   
606-241 1 Germantown KY MRHDKYXAGMD  698F TIME WARNER CBL INFO SV (KY) DBA TIME WARNER-KY 466   2023-10-22   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.