| Active Franchises |
| | Team | Years | Record | Win Pct | Playoffs | Champion |
 | Arizona Diamondbacks
| 1998-2011 | 1089-1019 | .517 | 5 | 1 |
 | Atlanta Braves
Boston Beaneaters, Boston Doves, Boston Rustlers, Boston Braves, Boston Bees, Boston Braves, Milwaukee Braves | 1901-2011 | 8231-8807 | .483 | 17 | 3 |
 | Baltimore Orioles
Milwaukee Brewers, St. Louis Browns | 1901-2011 | 8133-8907 | .477 | 10 | 3 |
 | Boston Red Sox
Boston Americans | 1901-2011 | 8793-8259 | .516 | 11 | 6 |
_White_Sox.png) | Chicago (A) White Sox
Chicago White Sox | 1901-2011 | 8554-8486 | .502 | 4 | 3 |
_Cubs.png) | Chicago (N) Cubs
Chicago Orphans, Chicago Cubs | 1901-2011 | 8613-8464 | .504 | 5 | 2 |
 | Cincinnati Reds
Cincinnati Redlegs | 1901-2011 | 8551-8531 | .501 | 8 | 5 |
 | Cleveland Indians
Cleveland Blues, Cleveland Bronchos, Cleveland Naps | 1901-2011 | 8683-8375 | .509 | 6 | 2 |
 | Colorado Rockies
| 1993-2011 | 1316-1537 | .461 | 1 | 0 |
 | Detroit Tigers
| 1901-2011 | 8612-8469 | .504 | 3 | 4 |
 | Florida Marlins
| 1993-2011 | 1371-1478 | .481 | 2 | 2 |
 | Houston Astros
Houston Colt .45's | 1962-2011 | 3889-3922 | .498 | 10 | 0 |
 | Kansas City Royals
| 1969-2011 | 3233-3432 | .485 | 7 | 1 |
_Angels.png) | Los Angeles (A) Angels
Los Angeles Angels, California Angels, Anaheim Angels, Los Angeles Angels of Anaheim | 1961-2011 | 3886-4084 | .488 | 7 | 1 |
_Dodgers.png) | Los Angeles (N) Dodgers
Brooklyn Superbas, Brooklyn Dodgers, Brooklyn Superbas, Brooklyn Robins, Brooklyn Dodgers, Los Angeles Dodgers | 1901-2011 | 8921-8148 | .523 | 12 | 7 |
 | Milwaukee Brewers
Seattle Pilots | 1969-2011 | 3189-3482 | .478 | 3 | 1 |
 | Minnesota Twins
Washington Senators | 1901-2011 | 8280-8766 | .486 | 12 | 4 |
_Yankees.png) | New York (A) Yankees
Baltimore Orioles, New York Highlanders, New York Yankees | 1901-2011 | 9624-7407 | .565 | 19 | 26 |
_Mets.png) | New York (N) Mets
New York Mets | 1962-2011 | 3775-4023 | .484 | 9 | 2 |
 | Oakland Athletics
Philadelphia Athletics, Kansas City Athletics | 1901-2011 | 8345-8678 | .490 | 18 | 9 |
 | Philadelphia Phillies
Philadelphia Blue Jays | 1901-2011 | 7877-9166 | .462 | 8 | 1 |
 | Pittsburgh Pirates
| 1901-2011 | 8754-8308 | .513 | 11 | 6 |
 | San Diego Padres
| 1969-2011 | 3102-3575 | .465 | 6 | 0 |
 | San Francisco Giants
New York Giants | 1901-2011 | 9093-7974 | .533 | 7 | 5 |
 | Seattle Mariners
| 1977-2011 | 2533-2850 | .471 | 5 | 0 |
 | St. Louis Cardinals
| 1901-2011 | 8872-8193 | .520 | 12 | 9 |
 | Tampa Bay Rays
Tampa Bay Devil Rays | 1998-2011 | 952-1151 | .453 | 2 | 0 |
 | Texas Rangers
Washington Senators | 1961-2011 | 3683-4270 | .463 | 3 | 0 |
 | Toronto Blue Jays
| 1977-2011 | 2666-2718 | .495 | 7 | 3 |
 | Washington Nationals
Montreal Expos | 1969-2011 | 3265-3406 | .489 | 2 | 0 |
