Local Calling Guide

Area code/prefix search

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Readstown, WI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
608-521 A MDSNWIPU2MD  6274 UNITED STATES CELLULAR - WI 354      
608-521 0 MDSNWIPU2MD  6274 UNITED STATES CELLULAR - WI 354   2008-12-13   
608-521 1 BOSCWIXA0MD  983F MCC TELEPHONY OF THE MIDWEST, LLC - WI 354   2021-10-30   
608-521 7   6529 T-MOBILE USA, INC. 354   2025-02-22   
608-521 8   6529 T-MOBILE USA, INC. 354   2025-02-22   
608-629 A WSBYWIXADS0  0966 VERNON TEL. COOP. 354      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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