Local Calling Guide

Switch search

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

Switch: CLSPMDCS

Switch (link to prefixes) Switch name Company
CLSPMDCSRS0 CLEAR SPRING  9212 VERIZON MARYLAND, INC. 

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.