Local Calling Guide

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

Switch: DNGNCA01

Switch (link to prefixes) Switch name Company
DNGNCA01DS0 DUNNIGAN   
DNGNCA01DS1 DUNNIGAN  7421 AT&T - LOCAL 

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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