Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 779 [Rate centres in NPA 779] [Dial plan for NPA 779]

NXX: 372

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
779-372 A Dixon IL   6529 T-MOBILE USA, INC. 364      
779-372 0 Dixon IL DKLBILXAXBX  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 364   2024-03-29   
779-372 1 Dixon IL   6265 UNITED STATES CELLULAR - IL 364   2025-11-01   
779-372 8 Dixon IL DKLBILRSDMD  6529 T-MOBILE USA, INC. 364   2024-02-08   
779-372 9 Dixon IL DKLBILRSDMD  6529 T-MOBILE USA, INC. 364   2024-02-08   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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