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 52 Oklahoma State Highway 52 State Highway 52 (abbreviated SH-52) is two once-connected highways in the U.S. state of Oklahoma. There are no lettered spur routes from either of them. The southern SH-52 is a short, state highway in McIntosh County, Oklahoma. It connects State Highway 9 to the town of Hanna. The northern SH-52 runs for from US-266 northeast of Grayson to SH-16. Along the way it intersects US-62 near Morris. At one time, at least as recently as 1972, the two sections of SH-52 were connected by a dirt section running from SH-9 to US-266. This section has since