Portland Fighting Fillies was created in 2010.
Minnesota Fillies was created in 1978.
Fillies' Mile was created in 1973.
Fillies' Sprint Stakes was created in 2002.
Chartwell Fillies' Stakes was created in 1994.
Denny Cordell Fillies Stakes was created in 1996.
Breeders' Cup Juvenile Fillies was created in 1984.
Breeders' Cup Juvenile Fillies Turf was created in 2008.
Kentucky Cup Juvenile Fillies Stakes was created in 1994.
Portland Mavericks was created in 1973.
Portland Speedway was created in 1924.
Portland Communications was created in 2001.
City of Portland was created in 1935.