Local Calling Guide

Switch search

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

Switch: BLZNMSMA

Switch (link to prefixes) Switch name Company
BLZNMSMARS9 BELZONI  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 
BLZNMSMAXMD   4664 CENTURYLINK COMMUNICATIONS LLC - MS 

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.