Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: GDRPMIBL04Z

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
616-987 4 Lowell MI 543C ONVOY, LLCV - MI 348      

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Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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