Texas Ohio portalUnited States portalHistory portal This category is for topics specifically related to the year 1806 in the U.S. state of Ohio. 18011802180318041805180618071808180918101811 1750s1760s1770s1780s1790s1800s1810s1820s1830s1840s1850s Subcategories This category has the following 2 subcategories, out of 2 total. / 1806 establishments in Ohio (35 P)E 1806 Ohio elections (1 P)