Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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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   007F BANDWIDTH.COM CLEC, LLC - WI 350   2021-12-18   
920-877 1 Hortonville WI   939H COMMIO, LLC 350   2022-12-05   
920-877 2 Hortonville WI   516J TON80 COMMUNICATIONS, LLC 350   2021-10-16   
920-877 4 Hortonville WI   624H ONVOY SPECTRUM, LLC 350   2021-06-21   
920-877 6 Hortonville WI   227F PEERLESS NETWORK OF WISCONSIN, LLC - WI 350   2020-05-31   
920-877 7 Hortonville WI   516C AT&T CORP. 350   2010-02-10   
920-877 8 Hortonville WI   225C ONVOY, LLC - WI 350   2016-05-04   
920-877 9 Hortonville WI   225C ONVOY, LLC - WI 350   2016-05-04   

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

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