Vehicle registration plates of the United States for 1931

Vehicle registration plates of the United States by year
Vehicle registration plates of the United States for 1930	Events of 1931	Vehicle registration plates of the United States for 1932

Each of the 48 states of the United States of America plus several of its territories and the District of Columbia issued individual passenger license plates for 1931.^[1]^[2]^[3]^[4]

Region	Design	Slogan	Serial format	Serials issued	Notes
Alabama
Alaska
American Samoa
Arizona
Arkansas
California
Canal Zone
Colorado
Connecticut
Delaware
District of Columbia
Florida
Georgia
Guam
Hawai'i
Idaho
Illinois
Indiana
Iowa
Kansas
Kentucky					Plates with an initial star (*) are truck plates.
Louisiana
Maine
Maryland
Massachusetts
Michigan
Minnesota
Mississippi	Embossed white lettering and border on orange base; "MISS 1931" centered at bottom	none	1-234 12-345 123-456	1 to approximately 245-000
Missouri
Montana
Nebraska	Red on gray; "1931 NEB" at right	none	1-12345 10-1234	Coded by county of issuance (1 or 10)
Nevada
New Hampshire
New Jersey
New Mexico
New York
North Carolina
North Dakota
Northern Mariana Islands
Ohio
Oklahoma
Oregon
Pennsylvania
Puerto Rico
Rhode Island
South Carolina
South Dakota
Tennessee
Texas
Utah
Vermont
Virginia
Washington
West Virginia
Wisconsin	Embossed yellow serial on dark blue plate; vertical "WIS" at left, weight class over "31" at right	none	123-456A	Coded by weight class	Weight classes are A, B, C, D, and E. Weight classes were dropped after 1931.
Wyoming

Region	Type	Design & Slogan	Serial format	Serials issued	Notes
Wisconsin	City bus	Embossed yellow serial on dark blue plate; unknown format		Coded by weight class
	Dealer	Embossed yellow serial on dark blue plate; vertical "WIS" at right; embossed solid star over "31" at left	1234A	Dealer number and plate number	The number is the dealer number, the letter is the plate number for that dealer
	Interurban Bus	Embossed yellow serial on dark blue plate; unknown format		Coded by weight class
	Motorcycle	Embossed yellow serial on dark blue plate; unknown format	A1234	A 1 to approximately A1000	Used on regular motorcycles
	Motorcycle	Embossed yellow serial on dark blue plate; unknown format	B123	B 1 to approximately B500	Used on motorcycles with sidecars
	Municipal	Embossed blue serial on yellow plate; vertical "WIS" at left, vertical "1931" at left	1234	1 to approximately 5200	Motorcycle version also available
	Trailer	Embossed red serial on cream plate; "30" over "31" at left, vertical "TRALR" between date and serial; vertical "WIS" at right	A 12	Coded by weight class	Weight classes same as truck
	Truck	Embossed red serial on cream plate; vertical "WIS" at right "30" over "31" at left	A12345	Coded by weight class	Weight classes were A, B, C, D, E, and F

v t e Vehicle license plates of the United States
States	Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming
Federal district	Washington, D.C.
Territories	American Samoa Guam Northern Mariana Islands Puerto Rico U.S. Virgin Islands
Other registration plates	Canal Zone Native American tribes Designs and serial formats
By year	1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999

v t e Vehicle registration plates of North America
Sovereign states	Antigua and Barbuda Bahamas Barbados Belize Canada Costa Rica Cuba Dominica Dominican Republic El Salvador Grenada Guatemala Haiti Honduras Jamaica Mexico Nicaragua Panama Saint Kitts and Nevis Saint Lucia Saint Vincent and the Grenadines Trinidad and Tobago United States
Dependencies and other territories	Anguilla Aruba Bermuda Bonaire British Virgin Islands Cayman Islands Curaçao Greenland Guadeloupe Martinique Montserrat Puerto Rico Saint Barthélemy Saint Martin Saint Pierre and Miquelon Saba Sint Eustatius Sint Maarten Turks and Caicos Islands United States Virgin Islands

Non-passenger plates