Local Calling Guide

Switch search

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

Switch: TFFNOH44

Switch (link to prefixes) Switch name Company
TFFNOH4444B TIFFIN  9321 OHIO BELL TEL CO 

Last updated: Sat, 04 Jul 2026 13:07:56 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.