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: 774

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
779-774 A Rockford IL RCFRILRTZMD  224C ONVOY, LLC 360      
779-774 0 Rockford IL RCFRILRCMMD  5562 METROPCS, INC. 360   2014-10-26   
779-774 1 Rockford IL RCFRILRTZMD  224C ONVOY, LLC 360   2012-03-24   
779-774 3 Rockford IL RCFRILRTX4Y  318J COMCAST IP PHONE, LLC 360   2013-02-23   
779-774 4 Rockford IL RCFRILRTX4Y  318J COMCAST IP PHONE, LLC 360   2013-06-29   
779-774 5 Rockford IL RCFRILRTTMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 360   2012-04-26   
779-774 6 Rockford IL RCFRILRTTMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 360   2012-06-09   
779-774 7 Rockford IL RCFRILRCJMD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2012-06-09   
779-774 8 Rockford IL RCFRILRTTMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 360   2012-07-03   
779-774 9 Rockford IL RCFRILRTX4Y  318J COMCAST IP PHONE, LLC 360   2013-06-29   

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.