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: 957

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
715-957 A Stone Lake WI UNECWIACGT0  3839 CHARTER FIBERLINK, LLC - WI 352      
715-957 0 Stone Lake WI UNECWIACGT0  3839 CHARTER FIBERLINK, LLC - WI 352   2007-06-23   
715-957 1 Stone Lake WI RCLKWI02RS0  7998 CTC TELCOM, INC. 352   2022-07-10   
715-957 5 Stone Lake WI RCLKWIXBGMD  225C ONVOY, LLC - WI 352   2020-05-29   
715-957 7 Stone Lake WI RCLKWIXBGMD  225C ONVOY, LLC - WI 352   2021-04-04   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.