Local Calling Guide

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Romulus, MI

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
734-992 8 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2007-04-12   
734-992 9 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-04-08   

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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