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: 988

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
715-988 A Niagara WI KGFRMI022MD  6692 NEW CELL DBA CELLCOM 342      
715-988 0 Niagara WI KGFRMI022MD  6692 NEW CELL DBA CELLCOM 342   2008-07-13   
715-988 1 Niagara WI NGNEMIAM2MD  3839 CHARTER FIBERLINK, LLC - WI 342   2024-05-19   
715-988 2 Niagara WI PRKNMIATPMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 342   2021-10-01   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.