American Nature Association was created in 1923.
North American Nature Photography Association was created in 1994.
Association for the Defense of Nature was created in 1986.
Michigan Nature Association was created in 1952.
American Cryptogram Association was created in 1929.
American Hereford Association was created in 1883.
American Ambulance Association was created in 1979.
American Protective Association was created in 1887.
American Civic Association was created in 1910.
American Wrestling Association was created in 1960.
Association of American Geographers was created in 1904.
American Dental Association was created in 1859.
American Psychoanalytic Association was created in 1911.