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: 837

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
779-837 A Elwood IL CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358      
779-837 0 Elwood IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2022-12-03   
779-837 1 Elwood IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2024-04-20   
779-837 2 Elwood IL CHCGILWUIMD  197D VONAGE AMERICA LLC 358   2022-07-14   
779-837 3 Elwood IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2025-02-24   
779-837 4 Elwood IL CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358   2022-03-11   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.