F. W. Wheeler & Co., West Bay City, Michigan
F. X. Drolet, Quebec
Fairbanks-Morse
Fairfield Co., Ltd., Govan, Renfrew, Scotland
Farrar & Treft, Buffalo, New York
Filer & Stowell, Milwaukee, Wisconsin
Frontier Engine Works
Frontier Iron Works
Frontier Iron Works, Buffalo, New York
Frontier Iron Works, Detroit, Michigan