Amateur

» American Amateur Baseball Congress
   Coordinates play among US leagues in seven age brackets, from sub-teens through adults. Includes rules, tournament dates, and list of regions and age divisions.

   
   http://www.aabc.us/

» National Adult Baseball Association
   NABA amateur baseball organization information, including tournament results, events and how to join.

   
   http://www.dugout.org/

» Over 50 Baseball
   Promoting an affordable week-long fantasy-camp type fun tournament in Las Vegas each October. Also promoting the establishment of local leagues nationwide.

   
   http://www.dugout.org/dugout/tournaments/over_50/50home.htm

» Roy Hobbs Adult Baseball
   Amateur baseball organization for adults over the age of 28.

   
   http://royhobbs.com/

» Team One Baseball
   Scouts baseball's high school, college and minor league players and compiles information on the annual Baseball Draft.

   
   http://teamonebaseball.rivals.com/

» Vintage Base Ball Association
   Listing of rules, tournaments, members and contact information.

   
   http://www.vbba.org