Local Calling Guide

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

Switch: FNTNMO54

Switch (link to prefixes) Switch name Company
FNTNMO54DS0 FENTON  9533 SOUTHWESTERN BELL 
FNTNMO54RS2 FENTON  9533 SOUTHWESTERN BELL 

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

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