The original alignment became Route 170, and lasted until 1986, when it was removed from the state maintenance.

The route heads northward, intersecting with the southbound portion of the road.

[2] At County Route 543, County Route 690 shifts to the east a bit, changing names from Atlantic Avenue to New York Avenue, where it returns to the residential progression in Columbus.

A short distance after Locust Avenue, Route 690 reaches a gap in the residential homes, turning to fields and rural areas a short distance later.

[6] The two remained concurrent for several years,[7] until the second state highway renumbering on January 1, 1953.