Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 6115 LEVEL 3 COMMUNICATIONS, LLC - IL

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
872-268 4 Chicago Zone 01-Calumet IL CHCGILGMDS7  358   2020-11-12   
872-395 6 Chicago Zone 10-Beverly IL CHCGILGMDS7  358   2012-07-29   
872-757 0 Chicago Zone 07-Stewart IL CHCGILGMDS7  358   2016-09-12   
872-766 4 Chicago Zone 01-Calumet IL CHCGILGMDS7  358   2020-12-14   
872-766 5 Chicago Zone 01-Calumet IL CHCGILGMDS7  358   2020-12-14   

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

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