Local Calling Guide

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Casco, WI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
274-999 A   225C ONVOY, LLC - WI 350   2025-10-18   
274-999 0   225C ONVOY, LLC - WI 350   2025-10-18   
274-999 9   225C ONVOY, LLC - WI 350   2025-10-18   
920-837 A CASCWIXADS0  0857 BRIGHTSPEED OF WESTERN WISCONSIN, LLC 350      
920-837 0 MRNTWI24DS0  766H INTEGRATED PATH COMMUNICATIONS, LLC - WI 350   2018-07-12   
920-837 1 GNBYWI01VMD  225C ONVOY, LLC - WI 350   2018-10-25   
920-837 2 CASCWIXADS0  0857 BRIGHTSPEED OF WESTERN WISCONSIN, LLC 350      
920-837 3 APPLWI01X9X  007F BANDWIDTH.COM CLEC, LLC - WI 350   2020-02-20   
920-837 4   145J TERRA NOVA TELECOM INC. 350   2025-07-12   
920-837 5 GNBYWIEL1MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 350   2014-11-25   
920-837 6 GNBYWI01VMD  225C ONVOY, LLC - WI 350   2021-07-02   
920-837 7 CASCWIXADS0  0857 BRIGHTSPEED OF WESTERN WISCONSIN, LLC 350      
920-837 8 GNBYWI01XHX  624H ONVOY SPECTRUM, LLC 350   2021-06-21   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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