Local Calling Guide

Switch search

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

Switch: SPFDILSD

Switch (link to prefixes) Switch name Company
SPFDILSD52T    
SPFDILSDDS0    
SPFDILSDJMD   7421 AT&T - LOCAL  
SPFDILSDRMD    
SPFDILSDX0X   259E YMAX COMMUNICATIONS CORP. - IL 
SPFDILSDX2X   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 
SPFDILSDX5X   516C AT&T CORP. 
SPFDILSDX6X    
SPFDILSDX7X    
SPFDILSDX8X   6529 T-MOBILE USA, INC. 
SPFDILSDX8X   6664 SPRINT SPECTRUM, L.P.  
SPFDILSDZMD   7421 AT&T - LOCAL  

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.