Local Calling Guide

Switch search

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

Switch: PRTGINAT

Switch (link to prefixes) Switch name Company
PRTGINAT0MD   7421 AT&T LOCAL  
PRTGINATLMD    

Last updated: Sat, 14 Apr 2018 22:33:36 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.