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: 779 [Rate centres in NPA 779] [Dial plan for NPA 779]

NXX: 304

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
779-304 A Rutland IL BLTNILTSYMD  495J STRATUS NETWORKS 366      
779-304 1 Rutland IL BLTNILTSYMD  495J STRATUS NETWORKS 366   2020-11-18   

Last updated: Tue, 24 Jan 2023 03:01:57 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.