Local Calling Guide

Switch search

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

Switch: HLSTMNXH

Switch (link to prefixes) Switch name Company
HLSTMNXH12T HALSTAD   
HLSTMNXH45G HALSTAD  1401 HALSTAD TEL. CO. 

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.