Best-of-three games series edit
- 1946–47 Wilkes-Barre Barons d. Lancaster Red Roses 2-1
- 1947–48 Reading Keys d. Hazleton Mountaineers 2-1
- 1948–49 Pottsville Packers d. Harrisburg Senators 2-1
- 1949–50 Williamsport Billies d. Harrisburg Senators 2-1
- 1950–51 Sunbury Mercuries d. York Victory A.C. 2-0
- 1951–52 Pottsville Packers d. Sunbury Mercuries 2-1
- 1952–53 Williamsport Billies d. Berwick Carbuilders 2-1
- 1953–54 Williamsport Billies d. Lancaster Red Roses 2-1
- 1954–55 Wilkes-Barre Barons d. Hazelton Hawks 2-1
- 1955–56 Wilkes-Barre Barons d. Williamsport Billies 3-1
- 1956–57 Scranton Miners d. Hazelton Hawks 2-1
- 1957–58 Wilkes-Barre Barons d. Easton Madisons 2-1
- 1958–59 Wilkes-Barre Barons d. Scranton Miners 2-1
- 1959–60 Easton Madisons d. Baltimore Bullets 2-1
- 1960–61 Baltimore Bullets d. Allentown Jets 1-0
- 1961–62 Allentown Jets d. Williamsport Billies 2-1
- 1962–63 Allentown Jets d. Wilkes-Barre Barons 2-1
- 1963–64 Camden Bullets d. Trenton Colonials 2-0
- 1964–65 Allentown Jets d. Scranton Miners 2-1
- 1965–66 Wilmington Blue Bombers d. Wilkes-Barre Barons 2-1
- 1966–67 Wilmington Blue Bombers d. Scranton Miners 2-1
Best-of-five games series edit
- 1967–68 Allentown Jets d. Wilkes-Barre Barons 3-2
- 1968–69 Wilkes-Barre Barons d. Wilmington Blue Bombers 3-2
- 1969–70 Allentown Jets d. Wilmington Blue Bombers 3-2
- 1970–71 Scranton Apollos d. Hamden Bics 3-1
- 1971–72 Allentown Jets d. Scranton Apollos 3-2
- 1972–73 Wilkes-Barre Barons d. Hartford Capitols 3-2
- 1973–74 Hartford Capitols d. Allentown Jets 3-2
- 1974–75 Allentown Jets d. Hazelton Bullets 2-1
- 1975–76 Allentown Jets d. Lancaster Red Roses 3-2
- 1976–77 Scranton Apollos d. Allentown Jets 3-1
- 1977–78 Wilkes-Barre Barons d. Lancaster Red Roses 3-2
Best-of-seven games series edit
- 1978–79 Rochester Zeniths d. Anchorage Northern Knights 4-0
- 1979–80 Anchorage Northern Knights d. Rochester Zeniths 4-3
- 1980–81 Rochester Zeniths d. Montana Golden Nuggets 4-0
- 1981–82 Lancaster Lightning d. Billings Volcanos 4-1
- 1982–83 Detroit Spirits d. Montana Golden Nuggets 4-3
- 1983–84 Albany Patroons d. Wyoming Wildcatters 3-2
- 1984–85 Tampa Bay Thrillers d. Detroit Spirits 4-3
- 1985–86 Tampa Bay Thrillers d. La Crosse Catbirds 4-1
- 1986–87 Rapid City Thrillers d. Rockford Lightning 4-1
- 1987–88 Albany Patroons d. Wyoming Wildcatters 4-3
- 1988–89 Tulsa Fast Breakers d. Rockford Lightning 4-0
- 1989–90 La Crosse Catbirds d. Rapid City Thrillers 4-1
- 1990–91 Wichita Falls Texans d. Quad City Thunder 4-3
- 1991–92 La Crosse Catbirds d. Rapid City Thrillers 4-3
- 1992–93 Omaha Racers d. Grand Rapids Hoops 4-2
- 1993–94 Quad City Thunder d. Omaha Racers 4-1
- 1994–95 Yakima Sun Kings d. Pittsburgh Piranhas 4-2
- 1995–96 Sioux Falls Skyforce d. Fort Wayne Fury 4-1
- 1996–97 Oklahoma City Cavalry d. Florida Beach Dogs 4-2
- 1997–98 Quad City Thunder d. Sioux Falls Skyforce 4-3
- 1998–99 Connecticut Pride d. Sioux Falls Skyforce 4-1
Championship game edit
- 1999–2000 Yakima Sun Kings 109, La Crosse Bobcats 93
- 2000–2001 Idaho Stampede (17–7) and Connecticut Pride (15–9) led their divisions when the league suspended operations.
- 2001–2002 Dakota Wizards 116, Rockford Lightning 109
- 2002–2003 Yakima Sun Kings 117, Grand Rapids Hoops 107
- 2003–2004 Dakota Wizards 132, Idaho Stampede 129
Best-of-five games series edit
- 2004–2005 Sioux Falls Skyforce d. Rockford Lightning 3-1
Best-of-three games series edit
- 2005–2006 Yakama Sun Kings d. Gary Steelheads 2-1
Best-of-five games series edit
- 2006–2007 Yakama Sun Kings d. Albany Patroons 3-0
- 2007–2008 Oklahoma Cavalry d. Minot Skyrockets 3-2
Best-of-three games series edit
- 2008–2009 Lawton-Fort Sill Cavalry d. Albany Patroons 2-1