American YoYo Association: For players and collectors, establishes uniform standards for competitions. Includes newsletters, tricks, upcoming events, contest results, list of non-affiliated clubs, history, and membership form [PDF].
Champion Spinners Club: Michigan group with photographs and results of past events and links.
River City Spinners: Wichita, Kansas yo-yo club. Bi-weekly meetings.
The King's Yomen: Ministry using comedy and yo-yo's.
Yodyssey: Polish Yo-Yo Association club. Features history, brief biography, tricks, and links.