Local Calling Guide

Switch search

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

Switch: HMTNOR21

Switch (link to prefixes) Switch name Company
HMTNOR210MD    
HMTNOR211MD   792K CHARTER IP ENABLED SERVICES, LLC 

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.