List of highways numbered 451The following highways are numbered 451:Canada Ontario Highway 451, commonly called the Queen Elizabeth Way.Japan Japan [National Route 451]Korea, South Jungbu Naeryuk Expressway BranchUnited Kingdom from Stourbridge to Great WitleyUnited States Florida [State Road 451] Kentucky Route 451 Louisiana Highway 451 Maryland Route 451 New [Mexico State Road 451] Oregon Route 451 Puerto Rico Highway 451 Tennessee [State Route 451] Texas* Farm to Market Road 451 Wyoming Highway 451