Local Calling Guide

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Lambertville, MI

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
734-856 5 LMVLMIXIDS0  0681 FRONTIER MIDSTATES, INC. - MI 340      
734-856 6 LMVLMIXIDS0  0681 FRONTIER MIDSTATES, INC. - MI 340      
734-856 7 LMVLMIXIDS0  0681 FRONTIER MIDSTATES, INC. - MI 340      
734-856 8 LMVLMIXIDS0  0681 FRONTIER MIDSTATES, INC. - MI 340      
734-856 9   046L CLEAR RATE COMMUNICATIONS, LLC 340   2010-03-12   

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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