Local Calling Guide

Switch search

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

Switch: TLGHMDTL

Switch (link to prefixes) Switch name Company
TLGHMDTLRS0 TILGHMAN  9212 VERIZON MARYLAND, INC. 

Last updated: Sun, 01 Nov 2026 02:11:49 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.