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: 580

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
920-580 A Oshkosh WI APPLWI01XEX  6529 T-MOBILE USA, INC. 350      
920-580 0 Oshkosh WI GNBYWI01VMD  225C ONVOY, LLC - WI 350   2023-08-10   
920-580 1 Oshkosh WI GNBYWIEL3MD  939H COMMIO, LLC 350   2022-08-21   
920-580 7 Oshkosh WI GNBYWIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 350   2023-12-11   
920-580 9 Oshkosh WI APPLWI01XEX  6529 T-MOBILE USA, INC. 350   2022-07-01   

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

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