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: 992

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
715-992 A Mont du Lac WI DLTHMNMEX7X  225C ONVOY, LLC - WI 624      
715-992 0 Mont du Lac WI DLTHMNMEXJX  624H ONVOY SPECTRUM, LLC 624   2024-06-08   
715-992 8 Mont du Lac WI DLTHMNMEX7X  225C ONVOY, LLC - WI 624   2021-09-12   

Last updated: Sun, 17 May 2026 03:26:51 UTC

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