Local Calling Guide

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NPA: 773 [Rate centres in NPA 773] [Dial plan for NPA 773]

NXX: 716

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
773-716 A Chicago Zone 01-Calumet IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
773-716 3 Chicago Zone 01-Calumet IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-02-06   
773-716 4 Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358      
773-716 5 Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358      
773-716 6 Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358      
773-716 7 Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358      
773-716 8 Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358      
773-716 9 Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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