Philadelphia Bulldogs ended in 1996.
Philadelphia Bulldogs was created in 1994.
Cleveland Bulldogs ended in 1927.
Windsor Bulldogs ended in 1964.
Flint Bulldogs ended in 1993.
Canton Bulldogs ended in 1926.
Boston Bulldogs - AFL - ended in 1926.
Los Angeles Bulldogs ended in 1948.
Philadelphia Blazers ended in 1973.
Philadelphia Classic ended in 1997.
Philadelphia Centennials ended in 1876.
Philadelphia Fury ended in 1980.
Philadelphia Rage ended in 1998.