Local Calling Guide

Switch search

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

Switch: ALTWPAAL

Switch (link to prefixes) Switch name Company
ALTWPAAL1ED ALLENTOWN   
ALTWPAALDS0 ALLENTOWN  9208 VERIZON PENNSYLVANIA, INC. 
ALTWPAALPMD   7513 CTSI, INC. - PA 

Last updated: Sat, 02 May 2026 12:20:53 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.