In what Ohio city does the highway which the northern terminus of Pennsylvania Route 75 interchanges with originate?
U.S. Route 22 in Pennsylvania U.S. Route 22 (US 22) is an east–west route stretching from Cincinnati, Ohio in the west to Newark, New Jersey in the east. In Pennsylvania, the route runs for 337.60 mi between the West Virginia state line at Washington County, where it is a limited-access expressway-grade route through the western suburbs of Pittsburgh, to the New Jersey state line at Easton.
Interstate 275 (Ohio–Indiana–Kentucky) Interstate 275 (I-275) is an 83.71 mi loop in Ohio, Indiana, and Kentucky that forms a complete beltway around the Cincinnati, Ohio, area. It is the only auxiliary interstate that enters three states, including one state that the parent route does not enter (Indiana). It is the longest loop interstate highway in the United States, and it encloses an area of over 250,000 acres. For a short distance in northwest Hamilton County it overlaps with I-74 and U.S. Highway 52 (US 52).