Appleton - Porsche of the Fox Valley, 2986 Victory Lane, Appleton, WI 54913, 920-968-1212
Madison - Porsche of Madison, 320 W Beltline Hwy, Madison, WI 53713, 608-258-4000
Milwaukee - Concours Motors, 1400 W Silver Spring Dr, Milwaukee, WI 53209, 866-858-6908
Milwaukee - International Autos, 2400 S 108th St, Milwaukee, WI 53227, 414-543-3000