Local Calling Guide

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Switch: DTRTMIVW

Switch (link to prefixes) Switch name Company
DTRTMIVW20T DETROIT   
DTRTMIVWDMD   624H ONVOY SPECTRUM, LLC 
DTRTMIVWDS0 DETROIT VINEWOOD  9323 MICHIGAN BELL TEL CO 

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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