| Team Name | Abbr. | Owner | Years | AKA | Origin | Became |
| Amherst Renegades | AMR | Stephen Wiist | 1992-94 | 92-Original | Cedar Rapids | |
| Bedrock Dinosaurs | BRD | Jason Miller (1) | 1992-94 | Fat Tigers (1992) | 92-Original | Mayne |
| Beechhurst Beguilers | BBG | Greg Spira | 1999-03 | Trav. City (1) | Chicago | |
| Brussels Sprouts | BSP | Jim Satrape | 1994- | 94-Expansion | ||
| Casa Grande Road Warriors | CGR | Michael Stupp | 2002- | 02-Expansion | ||
| Casco Bay Sea Dogs | CBS | Larry LaRochelle | 1999- | Long Island | ||
| Cedar Rapids River Bandits | CRB | Jim Arnold | 1995- | Amherst | ||
| Chicago Fyhries | CFY | Nate Silver | 2004- | Beechhurst | ||
| Cicely Polar Bears | CPB | Kevin Hansen | 1994-95 | 94-Expansion | Santa Clara | |
| Cuyahoga River Rats | CRR | Joe Ptak | 2002- | Lakewood | ||
| Davenport Taters | DT | Clay Davenport | 1993-94 | 93-Expansion | Orange | |
| DC Independent Counsel | DCI | Ted Frank | 1996 | 96-Expansion | Havre de Grace | |
| Falls Creek Ragin’ Beavers | FCR | Jason Bailey | 2002- | 02-Expansion | ||
| Georgia Crackers | GCR | Johnny Miller | 2002 | Virginia | Renton | |
| Getaway Dinks | GTD | Dave Collins (1) | 1993 | 93-Expansion | Dissolved-1993 | |
| Grand Cayman Snorkelers | GCS | Jake Kelly | 1996 | Kansas City(1) | Kansas City(2) | |
| Grundy County Grizzlies | GCG | Jack Howard | 2000 | Sunville | Milan | |
| Havre de Grace River Rats | HDG | Patrick Dare | 1996-97 | DC | Sunville | |
| Homeboys | HBY | Aaron Chun | 1992 | 92-Original | Dissolved-1992 | |
| Inuvik Esquimaux | INE | Brian Harrington | 1992 | 92-Original | Dissolved-1992 | |
| Inwood Landfills | ILF | Joe Sheehan | 1993-01 | Bicoastal Fighting Landfills (1993) | 93-Expansion | Los Angeles |
| Iowa Farmers | IOF | Man Nguyen | 1993 | 93-Expansion | Dissolved-1993 | |
| Jarry Park Sunsets | JPS | Daniel Valois | 2004- | Kansas City (2) | ||
| Kansas City Tornadoes (1) | KCT | Joe Leonard | 1993-95 | 93-Expansion | Grand Cayman | |
| Kansas City Tornadoes (2) | KCT | Joel Veeneman | 1997-03 | Grand Cayman | Jarry Park | |
| Kenmore Knockers | KKN | Dave Collins (2) | 1994-95 | 94-Expansion | Kenmore (2) | |
| Kenmore Krushers | KKR | George O’Connor | 1996- | Kenmore (1) | ||
| Lakewood Pointed Sticks | PPS | Bryan Kernal | 2000-01 | Paloverde (2000) | Stamford | Cuyahoga |
| Long Island Sounds | LIS | Jason Miller (2) | 1996-98 | 96-Expansion | Casco Bay | |
| Los Angeles Landfills | LAL | Crowley/Sheehan | 2004- | LA Sheehans | ||
| Los Angeles Sheehans | LAS | Dennis Crowley | 2002-03 | Inwood | LA Landfills | |
| Louisville Thoroughbreds | LTB | Dan Noonan | 1997- | Tenn. Lumber Company (1997) | Tennessee | |
| Mayne Islanders | MIS | Mel Broitman | 1995-98 | Bedrock | Spokane | |
| Milan Wageslaves | MWA | Randy Westbrooks | 2000- | Milan Wackos (2000-01) | Grundy County | |
| Montreal McGaffigans | MMG | Jonah Keri | 2002- | 02-Expansion | ||
| Morell Meteors | MMT | Joe McDonald | 1997 | 97-Expansion | Warsaw | |
| Mount Royal Monarchs | MRM | Derek Marinos | 2004- | Prospect Park | ||
| Muncie Superbas | MSB | Steve Bonek | 1995-98 | Seattle Drizzle | Trav. City (2) | |
| New York Taste Explosion! | NYT | Frank McDonnell | 2002- | 02-Expansion | ||
| Orange Juice | ORJ | Bruce Hasch (2) | 1995-96 | Baltimore Buttheads (1995) | Davenport | Tennessee |
| Poolsville Tomato Patch Kids | PTP | Dave Wagner | 1993 | 93-Expansion | Dissolved-93 | |
| Port Charlotte Pegasi | PCP | Ray Gross | 1992-93 | 92-Original | Dissolved-93 | |
| Prospect Park Posse | PPP | Kenny Gelfand | 1992-03 | Cal ‘n’ the Gang (1992) | 92-Original | Mount Royal |
| Renton Microbrews | RMB | David Dick | 2002- | Georgia | ||
| Santa Clara Golden Bears (1) | SCG | Tom Prehm | 1996 | Cicely | Santa Clara (2) | |
| Santa Clara Golden Bears (2) | SCG | Russ North | 1996 | Santa Clara (1) | Virginia | |
| San Dimas Dudes | SDD | Bruce Hasch (1) | 1992-93 | 92-Original | Dissolved-93 | |
| Seattle Drizzle | SDR | Rob Lin | 1994 | 94-Expansion | Muncie | |
| Seattle Mariners | SMR | Dan Reed | 1992 | 92-Original | Dissolved-92 | |
| Spokane Chiefs | SPC | Mark Colman | 1998- | Mayne Islanders (1998) | Mayne | |
| Stamford Spikes | STS | Mike Regan | 1999 | Warsaw | Lakewood | |
| Sunville SunJewels | SSJ | Keith Jones | 1998-99 | Havre de Grace | Grundy County | |
| Tennessee Lumber Company | TLC | Johnny Miller | 1996 | Orange | Louisville | |
| Traverse City Cherry Bombers (1) | TCB | Mike Cha (1) | 1996-98 | 96-Expansion | Beechhurst | |
| Traverse City Cherry Pickers | TCP | Mike Cha (2) | 1999- | Cherry Bombers (2) (1999-2001) | Muncie | |
| Virginia Squires | VSQ | Jon MacKenzie | 1997-01 | Santa Clara | Georgia | |
| Warsaw Cavemen | WCM | Barry Rodman | 1998 | Morell | Stamford | |
| Wichita Whiffers | WWH | Rany Jazayerli | 1992- | 92-Original | ||
| Yellowknife Moose | YKM | John Lemek | 1994- | 94-Expansion |
