Local Calling Guide

Switch search

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

Switch: FTSMARGL

Switch (link to prefixes) Switch name Company
FTSMARGLDS0 FORT SMITH  9533 SOUTHWESTERN BELL 

Last updated: Tue, 07 Oct 2025 16:47:53 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.