Local Calling Guide

Switch search

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

Switch: CHCGILCA

Switch (link to prefixes) Switch name Company
CHCGILCADS0 CHICAGO CALUMET  9329 ILLINOIS BELL TEL CO 
CHCGILCADS1 CHICAGO CALUMET  9329 ILLINOIS BELL TEL CO 

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.