Category:Establishments in Ohio by year

• Establishments in Ohio by century (5 C)
• Establishments in Ohio by decade (27 C)
• Establishments in Ohio by millennium (2 C)
• Establishments in the Northwest Territory by year (15 C)

0–9

• 1803 establishments in Ohio (43 P)
• 1804 establishments in Ohio (1 C, 9 P)
• 1805 establishments in Ohio (20 P)
• 1806 establishments in Ohio (35 P)
• 1807 establishments in Ohio (13 P)
• 1808 establishments in Ohio (21 P)
• 1809 establishments in Ohio (9 P)
• 1810 establishments in Ohio (29 P)
• 1811 establishments in Ohio (19 P)
• 1812 establishments in Ohio (19 P)
• 1813 establishments in Ohio (11 P)
• 1814 establishments in Ohio (22 P)
• 1815 establishments in Ohio (42 P)
• 1816 establishments in Ohio (52 P)
• 1817 establishments in Ohio (41 P)
• 1818 establishments in Ohio (36 P)
• 1819 establishments in Ohio (24 P)
• 1820 establishments in Ohio (15 P)
• 1821 establishments in Ohio (8 P)
• 1822 establishments in Ohio (16 P)
• 1823 establishments in Ohio (19 P)
• 1824 establishments in Ohio (18 P)
• 1825 establishments in Ohio (20 P)
• 1826 establishments in Ohio (23 P)
• 1827 establishments in Ohio (24 P)
• 1828 establishments in Ohio (23 P)
• 1829 establishments in Ohio (22 P)
• 1830 establishments in Ohio (46 P)
• 1831 establishments in Ohio (28 P)
• 1832 establishments in Ohio (37 P)
• 1833 establishments in Ohio (39 P)
• 1834 establishments in Ohio (42 P)
• 1835 establishments in Ohio (30 P)
• 1836 establishments in Ohio (1 C, 44 P)
• 1837 establishments in Ohio (30 P)
• 1838 establishments in Ohio (33 P)
• 1839 establishments in Ohio (23 P)
• 1840 establishments in Ohio (20 P)
• 1841 establishments in Ohio (13 P)
• 1842 establishments in Ohio (17 P)
• 1843 establishments in Ohio (23 P)
• 1844 establishments in Ohio (12 P)
• 1845 establishments in Ohio (19 P)
• 1846 establishments in Ohio (22 P)
• 1847 establishments in Ohio (26 P)
• 1848 establishments in Ohio (37 P)
• 1849 establishments in Ohio (31 P)
• 1850 establishments in Ohio (39 P)
• 1851 establishments in Ohio (34 P)
• 1852 establishments in Ohio (42 P)
• 1853 establishments in Ohio (33 P)
• 1854 establishments in Ohio (29 P)
• 1855 establishments in Ohio (20 P)
• 1856 establishments in Ohio (20 P)
• 1857 establishments in Ohio (1 C, 40 P)
• 1858 establishments in Ohio (18 P)
• 1859 establishments in Ohio (14 P)
• 1860 establishments in Ohio (13 P)
• 1861 establishments in Ohio (118 P)
• 1862 establishments in Ohio (83 P)
• 1863 establishments in Ohio (21 P)
• 1864 establishments in Ohio (58 P)
• 1865 establishments in Ohio (29 P)
• 1866 establishments in Ohio (28 P)
• 1867 establishments in Ohio (19 P)
• 1868 establishments in Ohio (24 P)
• 1869 establishments in Ohio (25 P)
• 1870 establishments in Ohio (29 P)
• 1871 establishments in Ohio (20 P)
• 1872 establishments in Ohio (26 P)
• 1873 establishments in Ohio (21 P)
• 1874 establishments in Ohio (27 P)
• 1875 establishments in Ohio (28 P)
• 1876 establishments in Ohio (23 P)
• 1877 establishments in Ohio (22 P)
• 1878 establishments in Ohio (25 P)
• 1879 establishments in Ohio (17 P)
• 1880 establishments in Ohio (25 P)
• 1881 establishments in Ohio (33 P)
• 1882 establishments in Ohio (23 P)
• 1883 establishments in Ohio (16 P)
• 1884 establishments in Ohio (15 P)
• 1885 establishments in Ohio (18 P)
• 1886 establishments in Ohio (27 P)
• 1887 establishments in Ohio (27 P)
• 1888 establishments in Ohio (28 P)
• 1889 establishments in Ohio (15 P)
• 1890 establishments in Ohio (37 P)
• 1891 establishments in Ohio (19 P)
• 1892 establishments in Ohio (20 P)
• 1893 establishments in Ohio (20 P)
• 1894 establishments in Ohio (22 P)
• 1895 establishments in Ohio (28 P)
• 1896 establishments in Ohio (11 P)
• 1897 establishments in Ohio (17 P)
• 1898 establishments in Ohio (27 P)
• 1899 establishments in Ohio (1 C, 22 P)
• 1900 establishments in Ohio (24 P)
• 1901 establishments in Ohio (16 P)
• 1902 establishments in Ohio (26 P)
• 1903 establishments in Ohio (18 P)
• 1904 establishments in Ohio (17 P)
• 1905 establishments in Ohio (55 P)
• 1906 establishments in Ohio (39 P)
• 1907 establishments in Ohio (29 P)
• 1908 establishments in Ohio (35 P)
• 1909 establishments in Ohio (25 P)
• 1910 establishments in Ohio (22 P)
• 1911 establishments in Ohio (19 P)
• 1912 establishments in Ohio (32 P)
• 1913 establishments in Ohio (42 P)
• 1914 establishments in Ohio (23 P)
• 1915 establishments in Ohio (1 C, 29 P)
• 1916 establishments in Ohio (12 P)
• 1917 establishments in Ohio (21 P)
• 1918 establishments in Ohio (11 P)
• 1919 establishments in Ohio (17 P)
• 1920 establishments in Ohio (43 P)
• 1921 establishments in Ohio (19 P)
• 1922 establishments in Ohio (28 P)
• 1923 establishments in Ohio (38 P)
• 1924 establishments in Ohio (33 P)
• 1925 establishments in Ohio (20 P)
• 1926 establishments in Ohio (28 P)
• 1927 establishments in Ohio (19 P)
• 1928 establishments in Ohio (32 P)
• 1929 establishments in Ohio (34 P)
• 1930 establishments in Ohio (20 P)
• 1931 establishments in Ohio (26 P)
• 1932 establishments in Ohio (11 P)
• 1933 establishments in Ohio (1 C, 18 P)
• 1934 establishments in Ohio (18 P)
• 1935 establishments in Ohio (24 P)
• 1936 establishments in Ohio (15 P)
• 1937 establishments in Ohio (25 P)
• 1938 establishments in Ohio (15 P)
• 1939 establishments in Ohio (20 P)
• 1940 establishments in Ohio (16 P)
• 1941 establishments in Ohio (6 P)
• 1942 establishments in Ohio (13 P)
• 1943 establishments in Ohio (8 P)
• 1944 establishments in Ohio (4 P)
• 1945 establishments in Ohio (4 P)
• 1946 establishments in Ohio (29 P)
• 1947 establishments in Ohio (39 P)
• 1948 establishments in Ohio (1 C, 34 P)
• 1949 establishments in Ohio (49 P)
• 1950 establishments in Ohio (23 P)
• 1951 establishments in Ohio (1 C, 20 P)
• 1952 establishments in Ohio (24 P)
• 1953 establishments in Ohio (28 P)
• 1954 establishments in Ohio (22 P)
• 1955 establishments in Ohio (40 P)
• 1956 establishments in Ohio (20 P)
• 1957 establishments in Ohio (29 P)
• 1958 establishments in Ohio (33 P)
• 1959 establishments in Ohio (27 P)
• 1960 establishments in Ohio (32 P)
• 1961 establishments in Ohio (30 P)
• 1962 establishments in Ohio (33 P)
• 1963 establishments in Ohio (39 P)
• 1964 establishments in Ohio (1 C, 42 P)
• 1965 establishments in Ohio (1 C, 40 P)
• 1966 establishments in Ohio (33 P)
• 1967 establishments in Ohio (37 P)
• 1968 establishments in Ohio (44 P)
• 1969 establishments in Ohio (41 P)
• 1970 establishments in Ohio (35 P)
• 1971 establishments in Ohio (3 C, 32 P)
• 1972 establishments in Ohio (35 P)
• 1973 establishments in Ohio (30 P)
• 1974 establishments in Ohio (28 P)
• 1975 establishments in Ohio (1 C, 28 P)
• 1976 establishments in Ohio (36 P)
• 1977 establishments in Ohio (33 P)
• 1978 establishments in Ohio (28 P)
• 1979 establishments in Ohio (23 P)
• 1980 establishments in Ohio (31 P)
• 1981 establishments in Ohio (24 P)
• 1982 establishments in Ohio (34 P)
• 1983 establishments in Ohio (25 P)
• 1984 establishments in Ohio (31 P)
• 1985 establishments in Ohio (39 P)
• 1986 establishments in Ohio (19 P)
• 1987 establishments in Ohio (32 P)
• 1988 establishments in Ohio (24 P)
• 1989 establishments in Ohio (43 P)
• 1990 establishments in Ohio (35 P)
• 1991 establishments in Ohio (41 P)
• 1992 establishments in Ohio (34 P)
• 1993 establishments in Ohio (21 P)
• 1994 establishments in Ohio (26 P)
• 1995 establishments in Ohio (17 P)
• 1996 establishments in Ohio (32 P)
• 1997 establishments in Ohio (28 P)
• 1998 establishments in Ohio (30 P)