Local Calling Guide

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  • Enter full or partial CLLI code to see all matching switches.

Switch: CHCGILLW

Switch (link to prefixes) Switch name Company
CHCGILLWDS0 CHICAGO LAKEVIEW  9329 ILLINOIS BELL TEL CO 
CHCGILLWDS1 CHICAGO LAKEVIEW  9329 ILLINOIS BELL TEL CO 

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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