Indianapolis Time worked its way eastward along the US 40 corridor to near the Ohio border. The US Uniform Time Act of 1966 places Indiana in the Eastern time zone. In 1969, ten (10) counties in the Chicago and Evansville corners of the state were moved to the Central time zone. At some point, according to the Indiana Film Commission Online, an eleventh, Starke County, in the northwest (Chigago ...