The Colnago website points to these stores.
Grand Performance Bicycles
651-699-2640
1938 Grand Avenue
ZIP: 55105-1409, United States of America
MN, Saint Paul
Brone's Bike Shop
608-687-8601
info@bronesbikeshop.com
615 S. Main Street
ZIP: 54629, Fountain City
WI, United States of America