Free Leagues

Yahoo: Act now and join an existing Yahoo! Fantasy Baseball league and compete against other players - The Premier web site for free Fantasy Baseball. League point system flexibility and league customization. Free statistics, player rankings, news updates, team rosters and depth charts, & more.
MLB - Basic Salary Cap Baseball Season $25,000 in prizes. Draft 8 players (3 pitchers & 5 hitters) who will score points for you based on how they play in real-life games. Beat the Streak - Free to play, 15 seconds a day and $100,000 in cash.
CDM Sports - Several styles of play including free fantasy baseball leagues. Manage a team of 28 players within the constraints of a $60,000,000 value cap and limited roster moves. $3000 cash prize. Pay services such as Baseball Manager where you define the league rules and scoring categories. We handle all scoring systems & offer an extensive list of scoring categories. Key features include live online drafts, player trades, waiver wire claims, and live scoring.
Hey Sports Fans - Try for free. Pick one player from four groups. They play, you rack up points. Trade as often as you like. Sign-up anytime. New winners every 1-2 weeks.If you're the high score for the contest period, you could win some neat stuff like sports cards, coll40ectibles, caps, or HeySportsFans gift certificates! FREE!
Fanball - Pick a team of 28 starters using a $60,000,000 value cap. Compete using easy point-style scoring. Best 20 of 26 weeks of points used to determine prizes.

 

Free Leagues

Fantasy Gamez - Free access to many leagues through interface. Free leagues with prizes! Fantasy Baseball Forums, links to useful fantasy tools such as stats, scores, injuries & more.
CBS Sportsline - Live scoring and stats, public and private leagues, player news and expert analysis, and even your choice of scoring systems! Absolutely no upgrade fees or hidden costs - Fantasy Baseball Basic is 100% free.
Fantasy Baseball Heaven - Draft & trade to assemble a dream team of your all-time favorites. This league has HALL OF FAMERS, current MLB stars, and many of the best players from all eras (post 1900). Even have some of the greatest players from the Negro Leagues. Free demo.
Fantasy Leagues - As the name says. Great resource for fantasy baseball leagues, expert leagues , free & pay leagues and links to all types of fantasy baseball information & news.
Fantasy Sports Unlimited - Free Fantasy Baseball. You can join a league and go head to head against fantasy Baseball players worldwide. Compete all season long in a Division league of 25 teams.
CSFBL - Computer Simulated Fantasy Baseball League. Take ownership of a team, manage your lineups and front office, and compete against others in the longest-running multiplayer Web-based baseball simulation. Free!