The United States Curling Association (USCA) is a non-profit organization of member associations (currently with 11 state/region members), which includes 165 member clubs and approximately 16,500 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, Illinois Curling Association, Mid-America Curling Association, Minnesota Curling Association, Mountain Pacific Curling Association, Washington Curling Association, and the Wisconsin Curling Association.

Mission statement: As the National Governing Body (NGB) for the sport of curling, the USCA strives to grow the sport and to win medals in world championships and Olympic Winter Games. 

Vision statement: "The United States Curling Association is committed to sustained growth of the sport through competitive excellence."