Local Calling Guide

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

NXX: 572

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
773-572 A Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-572 0 Chicago Zone 04-Humboldt IL CHCGIL24DS6  224C ONVOY, LLC 358      
773-572 1 Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-572 2 Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-572 3 Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-572 4 Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-572 5 Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-572 6 Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-572 7 Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-572 8 Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-572 9 Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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