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: 975

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
920-975 A Wayside WI HULLWI01GT0  3839 CHARTER FIBERLINK, LLC - WI 350      
920-975 0 Wayside WI   225C ONVOY, LLC - WI 350   2023-09-15   
920-975 1 Wayside WI   3839 CHARTER FIBERLINK, LLC - WI 350   2008-04-12   
920-975 2 Wayside WI   225C ONVOY, LLC - WI 350   2019-08-29   
920-975 3 Wayside WI   225C ONVOY, LLC - WI 350   2021-03-29   
920-975 4 Wayside WI   225C ONVOY, LLC - WI 350   2021-03-29   
920-975 5 Wayside WI   766H INTEGRATED PATH COMMUNICATIONS, LLC - WI 350   2018-07-13   
920-975 7 Wayside WI   5489 LEVEL 3 COMMUNICATIONS, LLC - WI 350   2014-11-25   
920-975 8 Wayside WI   624H ONVOY SPECTRUM, LLC 350   2021-06-22   
920-975 9 Wayside WI   007F BANDWIDTH.COM CLEC, LLC - WI 350   2020-03-13   

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

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