The United States Curling Association (USCA) is a non-profit organization of member associations (currently with 11 state/region members), which includes 185 member clubs and approximately 23,500 individual member curlers.

The state/region members are Alaska Curling Association, Colorado Curling Association, Dakota Territory Curling Association, Grand National Curling Club of America, Great Lakes Curling Association, Midwest Curling Association, Mid-America Curling Association, Minnesota Curling Association, Mountain Pacific Curling Association, Washington Curling Association, and the Wisconsin Curling Association.

The mission of the USCA will be to enable United States athletes to achieve sustained competitive excellence in Olympic and Paralympic competition and to promote and grow the sport of curling in the United States. As the National Governing Body for the sport of curling, the USCA strives to grow the sport and to win medals in world championships and Olympic and Paralympic Games.