The board of county commissioners may designate street names and assign numbers to buildings along streets in unincorporated areas. The owners of such buildings shall number or renumber such buildings in accordance with the numbers assigned by the county commissioners.
Designating street names and assigning numbers to buildings
Ohio Rev. Code Ann. § 303.021, under Chapter 303 | County Zoning; Renewal; Wind and Solar Generation Restrictions.
Ohio Rev. Code Ann. § 303.021