San Juan Islands National Wildlife Refuge was created in 1976.
Michigan Islands National Wildlife Refuge was created in 1943.
Ohio River Islands National Wildlife Refuge was created in 1990.
Caribbean Islands National Wildlife Refuge Complex was created in 1974.
Emiquon National Wildlife Refuge was created in 2000.
Matlacha Pass National Wildlife Refuge was created on 1908-09-26.
Mark Twain National Wildlife Refuge Complex was created in 1958.
Cibola National Wildlife Refuge was created in 1964.
Copalis National Wildlife Refuge was created in 1907.
Rydell National Wildlife Refuge was created in 1992.
Delevan National Wildlife Refuge was created in 1962.
Modoc National Wildlife Refuge was created in 1961.
Aransas National Wildlife Refuge was created in 1937.