Local Calling Guide

Area code/prefix search

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NPA: 920 [Rate centres in NPA 920] [Dial plan for NPA 920]

NXX: 228

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
920-228 A Seymour WI GNBYWI01X7Y  6692 NEW CELL DBA CELLCOM 350      
920-228 0 Seymour WI GNBYWI01X7Y  6692 NEW CELL DBA CELLCOM 350      
920-228 1 Seymour WI GNBYWI01X7Y  6692 NEW CELL DBA CELLCOM 350      
920-228 2 Seymour WI GNBYWI01X7Y  6692 NEW CELL DBA CELLCOM 350      
920-228 3 Seymour WI MNSHWIDQCM0  6274 UNITED STATES CELLULAR - WI 350   2008-08-28   
920-228 4 Seymour WI APPLWI01X9X  007F BANDWIDTH.COM CLEC, LLC - WI 350   2019-01-07   
920-228 5 Seymour WI GNBYWI01XHX  624H ONVOY SPECTRUM, LLC 350   2021-06-22   
920-228 6 Seymour WI GNBYWI01XMX  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 350   2024-09-06   
920-228 7 Seymour WI CRVTWIXA4MD  508J CENTURYLINK COMMUNICATIONS, LLC 350   2014-11-24   
920-228 8 Seymour WI GNBYWI01VMD  225C ONVOY, LLC - WI 350   2018-10-27   
920-228 9 Seymour WI APPLWI01X9X  007F BANDWIDTH.COM CLEC, LLC - WI 350   2021-12-19   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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