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: 752

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
606-752 A Middlesboro KY LXTNKYXAX2Z  896E ONVOY, LLC - KY 466   2024-01-05   
606-752 0 Middlesboro KY LXTNKYXAX2Z  896E ONVOY, LLC - KY 466      
606-752 1 Middlesboro KY LXTNKYXAX2Z  896E ONVOY, LLC - KY 466      
606-752 7 Middlesboro KY LXTNKYXAXNZ  506J TWILIO INTERNATIONAL, INC. 466   2021-07-17   
606-752 8 Middlesboro KY   896E ONVOY, LLC - KY 466   2024-03-03   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.