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: 920 [Rate centres in NPA 920] [Dial plan for NPA 920]

NXX: 877

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
920-877 A Hortonville WI GNBYWIATVMD  516C AT&T CORP. 350      
920-877 0 Hortonville WI APPLWI01X9X  007F BANDWIDTH.COM CLEC, LLC - WI 350   2021-12-18   
920-877 1 Hortonville WI GNBYWIEL3MD  939H COMMIO, LLC 350   2022-12-05   
920-877 2 Hortonville WI GNBYWIEL9MD  516J TON80 COMMUNICATIONS, LLC 350   2021-10-16   
920-877 4 Hortonville WI GNBYWI01VMD  624H ONVOY SPECTRUM, LLC 350   2021-06-21   
920-877 6 Hortonville WI GNBYWIELDS0  227F PEERLESS NETWORK OF WISCONSIN, LLC - WI 350   2020-05-31   
920-877 7 Hortonville WI GNBYWIATVMD  516C AT&T CORP. 350   2010-02-10   
920-877 8 Hortonville WI GNBYWI01VMD  225C ONVOY, LLC - WI 350   2016-05-04   
920-877 9 Hortonville WI GNBYWI01VMD  225C ONVOY, LLC - WI 350   2016-05-04   

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.