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: 277

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
779-277 A Flanagan IL BLTNILATX4X  073H TELNYX LLC 366      
779-277 0 Flanagan IL   073H TELNYX LLC 366   2020-10-04   
779-277 1 Flanagan IL   495J STRATUS NETWORKS 366   2020-10-14   
779-277 2 Flanagan IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 366   2020-10-03   
779-277 3 Flanagan IL   624H ONVOY SPECTRUM, LLC 366   2023-06-02   
779-277 7 Flanagan IL   224C ONVOY, LLC 366   2021-02-26   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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