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: 938

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
920-938 A Shiocton WI HULLWI01GT0  3839 CHARTER FIBERLINK, LLC - WI 350      
920-938 0 Shiocton WI   3839 CHARTER FIBERLINK, LLC - WI 350   2007-05-28   
920-938 1 Shiocton WI   007F BANDWIDTH.COM CLEC, LLC - WI 350   2017-11-02   
920-938 2 Shiocton WI   623D TIME WARNER CABLE INFORMATION SVCS (WISCONSIN) WI 350   2023-07-02   
920-938 3 Shiocton WI   225C ONVOY, LLC - WI 350   2019-08-29   
920-938 4 Shiocton WI   624H ONVOY SPECTRUM, LLC 350   2021-06-22   
920-938 5 Shiocton WI   6529 T-MOBILE USA, INC. 350   2025-02-22   
920-938 7 Shiocton WI   5489 LEVEL 3 COMMUNICATIONS, LLC - WI 350   2014-11-24   
920-938 8 Shiocton WI   225C ONVOY, LLC - WI 350   2021-03-29   
920-938 9 Shiocton WI   766H INTEGRATED PATH COMMUNICATIONS, LLC - WI 350   2018-07-13   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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