Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 715 [Rate centres in NPA 715] [Dial plan for NPA 715]

NXX: 756

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
715-756 A Neopit WI NEPTWIXARS0  0964 FRONTIER COMMUNICATIONS OF WISCONSIN LLC 350      
715-756 0 Neopit WI   0964 FRONTIER COMMUNICATIONS OF WISCONSIN LLC 350      
715-756 1 Neopit WI   0964 FRONTIER COMMUNICATIONS OF WISCONSIN LLC 350      
715-756 2 Neopit WI   0964 FRONTIER COMMUNICATIONS OF WISCONSIN LLC 350      
715-756 3 Neopit WI   3839 CHARTER FIBERLINK, LLC - WI 350   2011-04-01   
715-756 5 Neopit WI   624H ONVOY SPECTRUM, LLC 350   2023-06-01   
715-756 8 Neopit WI   0964 FRONTIER COMMUNICATIONS OF WISCONSIN LLC 350      
715-756 9 Neopit WI   0964 FRONTIER COMMUNICATIONS OF WISCONSIN LLC 350      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.