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: 335

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
779-335 A Rockford IL RCFRILRCXAX  073H TELNYX LLC 360      
779-335 0 Rockford IL RCFRILRCXAX  073H TELNYX LLC 360   2021-08-14   
779-335 1 Rockford IL RCFRILRTXGY  6265 UNITED STATES CELLULAR - IL 360   2024-10-31   
779-335 2 Rockford IL RCFRILRTXGY  6265 UNITED STATES CELLULAR - IL 360   2024-10-31   
779-335 3 Rockford IL RCFRILRCMMD  5562 METROPCS, INC. 360   2022-01-21   
779-335 4 Rockford IL RCFRILRCMMD  6529 T-MOBILE USA, INC. 360   2022-02-06   
779-335 5 Rockford IL RCFRILRCMMD  6529 T-MOBILE USA, INC. 360   2022-02-06   
779-335 6 Rockford IL RCFRILRCMMD  6529 T-MOBILE USA, INC. 360   2022-02-06   
779-335 7 Rockford IL RCFRILRCMMD  6529 T-MOBILE USA, INC. 360   2022-02-06   
779-335 8 Rockford IL RCFRILRTZMD  224C ONVOY, LLC 360   2024-02-24   
779-335 9 Rockford IL RCFRILRTZMD  224C ONVOY, LLC 360   2024-02-24   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.