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: 274

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
779-274 A Rockford IL RCFRILRTY0X  425J CSC WIRELESS, LLC 360      
779-274 0 Rockford IL RCFRILRTX5Y  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 360      
779-274 1 Rockford IL RCFRILRTX5Y  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 360      
779-274 2 Rockford IL RCFRILRTY0X  425J CSC WIRELESS, LLC 360      
779-274 8 Rockford IL RCFRILRTX5Y  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 360      
779-274 9 Rockford IL RCFRILRTX5Y  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 360      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.