Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 715 [Rate centres in NPA 715] [Dial plan for NPA 715]

NXX: 640

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
715-640 A Centuria WI MLTWWIXARS0  0769 LAKELAND COMMUNICATIONS GROUP, LLC 352      
715-640 0 Centuria WI MLTWWIXARS0  0769 LAKELAND COMMUNICATIONS GROUP, LLC 352      
715-640 2 Centuria WI MLTWWIXARS0  0769 LAKELAND COMMUNICATIONS GROUP, LLC 352      

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

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