Local Calling Guide

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NPA: 779 [Rate centres in NPA 779] [Dial plan for NPA 779]

NXX: 250

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
779-250 A Sterling IL DKLBILRSDMD  6529 T-MOBILE USA, INC. 364      
779-250 0 Sterling IL DKLBILXAXBX  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 364   2019-01-01   
779-250 1 Sterling IL DKLBILRSDMD  5562 METROPCS, INC. 364   2022-03-02   
779-250 2 Sterling IL DKLBILRSDMD  5562 METROPCS, INC. 364   2022-03-02   
779-250 5 Sterling IL   6265 UNITED STATES CELLULAR - IL 364   2025-01-23   
779-250 7 Sterling IL   6265 UNITED STATES CELLULAR - IL 364   2025-01-23   
779-250 8 Sterling IL   6265 UNITED STATES CELLULAR - IL 364   2025-01-23   
779-250 9 Sterling IL DKLBILRSDMD  6529 T-MOBILE USA, INC. 364   2018-04-28   

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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