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: 561

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
920-561 A Waterloo WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356      
920-561 1 Waterloo WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2013-12-20   
920-561 2 Waterloo WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2020-03-22   
920-561 3 Waterloo WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2020-03-22   
920-561 4 Waterloo WI MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356   2021-06-27   
920-561 5 Waterloo WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2018-08-19   
920-561 6 Waterloo WI MILWWIHEVMD  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356   2016-03-21   
920-561 7 Waterloo WI MILWWI45XBX  508J CENTURYLINK COMMUNICATIONS, LLC 356   2015-01-02   
920-561 8 Waterloo WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-03-26   
920-561 9 Waterloo WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-03-26   

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

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