Local Calling Guide

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NPA: 630 [Rate centres in NPA 630] [Dial plan for NPA 630]

NXX: 756

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
630-756 A Hinsdale IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-756 2 Hinsdale IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-756 3 Hinsdale IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2008-05-13   
630-756 4 Hinsdale IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-756 5 Hinsdale IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-756 6 Hinsdale IL CHCGIL24DS6  224C ONVOY, LLC 358   2020-03-10   
630-756 7 Hinsdale IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-756 8 Hinsdale IL OKBRILOADS3  7421 AT&T - LOCAL 358   2005-07-04   
630-756 9 Hinsdale IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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