Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Aurora, WI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
715-589 A NIGRWIXADS1  0920 NIAGARA TEL. CO. 342      
715-589 0 NIGRWIXADS1  0920 NIAGARA TEL. CO. 342      
715-589 1 NIGRWIXADS1  0920 NIAGARA TEL. CO. 342      
715-589 2 NIGRWIXADS1  0920 NIAGARA TEL. CO. 342      
715-589 3 NIGRWIXADS1  0920 NIAGARA TEL. CO. 342      
715-589 4 NIGRWIXADS1  0920 NIAGARA TEL. CO. 342      
715-589 5 NIGRWIXADS1  0920 NIAGARA TEL. CO. 342      
715-589 6 NIGRWIXADS1  0920 NIAGARA TEL. CO. 342      
715-589 7 NIGRWIXADS1  0920 NIAGARA TEL. CO. 342      
715-589 8   792K CHARTER IP ENABLED SERVICES, LLC 342   2018-03-15   
715-589 9 NIGRWIXADS1  0920 NIAGARA TEL. CO. 342      

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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