The entire routing of SR 627 is situated in the western portion of Stark County. SR 627 is not a part of the National Highway System, a system of routes considered to be most important for the economy, mobility and defense of the nation.[4]
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The current SR 627 was established in 1987 along the routing between the US 30/US 62 and I-77 freeways that it utilizes to this day. The route has not experienced any major changes to its alignment since its inception.[2][3]
^ abOhio Department of Transportation (1985). Ohio Transportation Map(PDF) (Map). c. 1:563,200. Columbus: Ohio Department of Transportation. OCLC5673562, 17931814. Retrieved August 13, 2020.
^Ohio Department of Highways (1941). Ohio Highway Map(PDF) (Map). 1:633,600. Columbus: Ohio Department of Highways. OCLC5673562, 7408262. Retrieved August 13, 2020.
^Ohio Department of Highways (1969). Official Highway Map(PDF) (Map). c. 1:563,200. Columbus: Ohio Department of Highways. OCLC5673562, 7448779. Retrieved August 13, 2020.
^Ohio Department of Highways (1971). Official Highway Map(PDF) (Map). 1:554,400. Columbus: Ohio Department of Highways. OCLC5673562. Retrieved August 13, 2020.