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: 765 [Rate centres in NPA 765] [Dial plan for NPA 765]

NXX: 804

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
765-804 A Fillmore IN IPLWIN75DS5  097D ONVOY, LLC - IN 336      
765-804 4 Fillmore IN   097D ONVOY, LLC - IN 336   2022-01-08   
765-804 7 Fillmore IN   624H ONVOY SPECTRUM, LLC 336   2024-06-15   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.