Local Calling Guide

Switch search

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

Switch: GRCYNYDY

Switch (link to prefixes) Switch name Company
GRCYNYDYDS0 GARDEN CITY  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.