Local Calling Guide

Area code/prefix search

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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 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   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 360   2025-12-18   

Last updated: Sat, 04 Jul 2026 13:07:56 UTC

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