Bart's Contest: Inexpensive, easy, nationwide contest.
Baseball Weekly Diamond Challenge: Play fantasy baseball for cash prizes. 40 man roster. Rotisserie scoring.
Basepaths: Head-to-head fantasy baseball game in full and half seasons. Win your league for a chance to win prizes.
BoxScore Baseball: $20,000 in cash prizes. Standings, transactions, and team reports updated daily on individual league homepages.
ESPN Fantasy: Provider of national challenge contests. Many prizes.
Fantasy Sports Central: Customized player rankings, projections and dollar values.
HeySportsFans: Leagues with unlimited free trades, cash prizes. Contests for any budget.
Yahoo! Sports Fantasy Baseball: Compete with others playing fantasy baseball online. Free and pay leagues available.