Local Calling Guide

Area code/prefix search

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Trinity-Williams, IN

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
812-388 A MTGMINXBDS1  0759 DAVIESS MARTIN CTY RURL TEL DBA RTC COMMUNICATIONS 338      

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

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