Mississippi Highway Patrol was created in 1938.
California Highway Patrol was created in 1929.
Tennessee Highway Patrol was created in 1929.
Oklahoma Highway Patrol was created in 1937.
Wyoming Highway Patrol was created in 1933.
Nevada Highway Patrol was created in 1908.
Montana Highway Patrol was created in 1935.
Florida Highway Patrol was created in 1939.
Utah Highway Patrol was created in 1923.
South Carolina Highway Patrol was created in 1930.
South Dakota Highway Patrol was created in 1956.
Texas Highway Patrol Association was created in 1993.