Local Calling Guide

Area code/prefix search

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

NXX: 788

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
773-788 A Summit IL SMMTILSMDS0  9329 ILLINOIS BELL TEL CO 358      
773-788 0 Summit IL SMMTILSMDS0  9329 ILLINOIS BELL TEL CO 358      
773-788 1 Summit IL SMMTILSMDS0  9329 ILLINOIS BELL TEL CO 358      
773-788 2 Summit IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2011-09-18   
773-788 3 Summit IL CHCGIL24DS6  224C ONVOY, LLC 358   2022-08-21   
773-788 4 Summit IL CHCGIL24DS6  224C ONVOY, LLC 358   2022-08-21   
773-788 5 Summit IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-07-09   
773-788 6 Summit IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2007-03-03   
773-788 7 Summit IL SMMTILSMDS0  9329 ILLINOIS BELL TEL CO 358      
773-788 8 Summit IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-07-09   
773-788 9 Summit IL SMMTILSMDS0  9329 ILLINOIS BELL TEL CO 358      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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