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: 510

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
715-510 A Nekoosa WI HULLWI01GT0  3839 CHARTER FIBERLINK, LLC - WI 350      
715-510 0 Nekoosa WI   3839 CHARTER FIBERLINK, LLC - WI 350      
715-510 1 Nekoosa WI   766H INTEGRATED PATH COMMUNICATIONS, LLC - WI 350   2018-07-12   
715-510 2 Nekoosa WI   0859 CENTRAL STATE TEL. CO 350   2013-10-20   
715-510 7 Nekoosa WI   508J CENTURYLINK COMMUNICATIONS, LLC 350   2017-10-21   
715-510 8 Nekoosa WI   624H ONVOY SPECTRUM, LLC 350   2024-03-24   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.