Local Calling Guide

Switch search

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

Switch: OLWNIATC

Switch (link to prefixes) Switch name Company
OLWNIATCDS0 OELWEIN  9631 QWEST CORPORATION 

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.