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 83 Oklahoma State Highway 83 Oklahoma State Highway 83 (abbreviated SH-83) is a state highway in the U.S. state of Oklahoma. The route, which lies entirely within Le Flore County, connects US-59 between Howe and Poteau to the Arkansas state line. Along the way, SH-83 serves the town of Monroe. Its total length is . The highway has no lettered spur routes. SH-83 begins at US-59 north of Howe. The route heads due east of this point, continuing until it reaches an abandoned rail line, where it curves north. SH-83 follows the rail line as the highway turns back east, paralleling