Oklahoma State Highway 66 Oklahoma State Highway 66 State Highway 66 (abbreviated SH-66) is a state highway in the U.S. state of Oklahoma, beginning at U.S. Highway 81 in El Reno and ending at U.S. Highway 60 near White Oak. The highway was designated in 1985 as a replacement for the decommissioned US-66. Although most of the highway follows Historic Route 66, the highway follows US-66's final alignment, joining Interstate 44 through Tulsa and Oklahoma City, while older versions of the route follow various city streets through both cities. The highway has retained its importance for most of its length due to its paralleling
Oklahoma State Highway 95 US-64, so SH-95 was truncated back to the US-64 junction. This change was reverted in 1961, and US-56 and SH-95 ran concurrent north of US-64. The following year, US-56 was rerouted over SH-114, leaving SH-95 on its own once again. Before 2003, SH-95 extended beyond US-56 to the Kansas state line, connecting to K-27. After KDOT realigned K-27 to run east of Elkhart, ODOT truncated SH-95 to US-56. Oklahoma State Highway 95 State Highway 95 (abbreviated SH-95) is a state highway in the Panhandle region of the U.S. state of Oklahoma. This route, which is long, runs entirely through western