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: 428

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
920-428 A Appleton WI MNSHWIDQ1MD  6274 UNITED STATES CELLULAR - WI 350      
920-428 0 Appleton WI   6274 UNITED STATES CELLULAR - WI 350      
920-428 1 Appleton WI   6274 UNITED STATES CELLULAR - WI 350      
920-428 2 Appleton WI   6274 UNITED STATES CELLULAR - WI 350      
920-428 3 Appleton WI   6274 UNITED STATES CELLULAR - WI 350      
920-428 4 Appleton WI   6274 UNITED STATES CELLULAR - WI 350      
920-428 5 Appleton WI   6274 UNITED STATES CELLULAR - WI 350      
920-428 6 Appleton WI   6274 UNITED STATES CELLULAR - WI 350      
920-428 7 Appleton WI   6274 UNITED STATES CELLULAR - WI 350      
920-428 8 Appleton WI   6274 UNITED STATES CELLULAR - WI 350      
920-428 9 Appleton WI   6274 UNITED STATES CELLULAR - WI 350      

Last updated: Sat, 02 May 2026 12:20:53 UTC

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