This is the MU Radio Network.
Flagship: ESPN Radio 540 AM (Milwaukee)
Fox Sports Radio 100.5 FM (Madison, Wis.)
WSCO 1570 AM (Appleton, Wis.)
WDUZ 107.5 FM (Green Bay, Wis.)
WOMT 1240 AM (Manitowoc, Wis.)
WXCO 1230 AM (Wausau, Wis.)
WPRN 1600 AM (Ripon, Wis.)
WPJP 100.1 FM (Port Washington, Wis.)
WDLB 1450 AM (Marshfield, Wis.)
WFHR 1230 AM (Wisconsin Rapids, Wis.)
WKBV 1490 AM (Richmond, Ind.)
ESPN Radio 1380 AM (Rockford, Ill.)
But CBS radio may have a game on, as well. Sorry, that's about as good a list as you're going to get.