There are programs for different age divisions. Junior Legion Baseball is for ages 13-17. Senior American Legion is for ages 19 and under. There are eight regions in the Legion Baseball program. The Central Plains region includes: Iowa, Minnesota, Nebraska, North Dakota, and South Dakota. The Great Lakes region includes: Illinois, Indiana, Kentucky, Michigan, Ohio, and Wisconsin. The Mid-Atlantic region includes: Delaware, Maryland, New Jersey, Pennsylvania, and West Virginia. The Mid-South region includes: Arkansas, Kansas, Louisiana, Mississippi, Missouri, Oklahoma, and Tennessee. The Northeast region includes: Connecticut, Maine, Massachusetts, New Hampshire, New York, Vermont, and Rhode Island. The Northwest region includes: Alaska, Hawaii, Idaho, Montana, Oregon, Washington, and Wyoming. The Southeast region includes: Alabama, Florida, Georgia, North Carolina, South Carolina, Virginia, and Puerto Rico. The Western region includes: Arizona, California, Colorado, Nevada, New Mexico, Texas, and Utah.

The Pledge, or American Legion Code of Sportsmanship, is read and recited before each Legion Baseball contest: “I Will Keep The Rules. I Will Keep Faith with my Teammates. I Will Keep my Temper. I Will Keep myself Fit. I Will Keep a Stout Heart in Defeat. I Will Keep my Pride under in Victory. I Will Keep a Sound Soul, a Clean Mind, and a Healthy Body.”

           
In 1925, The American Legion Department of South Dakota started the program of American Legion ball. The official website is www.legion.org/baseball.  World Series.Amateur baseball umpires have the opportunity to umpire American Legion in local leagues, state regional tournaments, state tournaments, regional tournaments, and at the American Legion