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.

Nichols, WI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
920-525 A NCHLWIXARS0  1159 CENTURYTEL CENTRAL WISCONSIN LLC DBA CENTURYLINK 350      
920-525 0   766H INTEGRATED PATH COMMUNICATIONS, LLC - WI 350   2018-07-13   
920-525 1 GNBYWI01VMD  225C ONVOY, LLC - WI 350   2018-10-27   
920-525 2 NCHLWIXARS0  1159 CENTURYTEL CENTRAL WISCONSIN LLC DBA CENTURYLINK 350      
920-525 3 NCHLWIXARS0  1159 CENTURYTEL CENTRAL WISCONSIN LLC DBA CENTURYLINK 350      
920-525 4 GNBYWIEL9MD  516J TON80 COMMUNICATIONS, LLC 350   2021-10-09   
920-525 5   3839 CHARTER FIBERLINK, LLC - WI 350   2024-04-07   
920-525 6 GNBYWI01VMD  225C ONVOY, LLC - WI 350   2021-01-29   
920-525 7 GNBYWIEL1MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 350   2014-11-24   
920-525 8 GNBYWI01VMD  624H ONVOY SPECTRUM, LLC 350   2021-06-21   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.