Oklahoma State Highway spurs from U.S. Highways
The Oklahoma state highway system includes many state highways that act
as short spur and connector routes off some of the U.S. highways that pass through
the state. These highways generally bear the same number of the U.S. highway
they connect to with a letter suffix.
SH-64B connects US-64 at Muldrow to SH-101.SH-64D serves as a connector between US-64 at Moffett, Oklahoma to Interstate 40 near the Oklahoma/Arkansas state line.
SH-69A There are two highways currently designated 69A
SH-70A is a spur connecting Kingston, Oklahoma to Woodville, McBride, and Lake Texoma.US-70A is a business route in Wilson.SH-70B connects Kingston and Lake Texoma.SH-70D is a spur to DevolSH-70E runs parallel to US-70 starting at SH-78 and traveling east, looping north to connect to its parent route near Bennington.SH-70F connects Madill to US-70 two miles east of Kingston.
SH-77C is an unsigned route through Purcell. SH-77D was a spur route through the Turner Falls area.SH-77H is Sooner Road through the Moore/Norman area, and ends at I-240.SH-77S connects US-70 to SH-32 near Marietta. It passes along the eastern shore of Lake Murray.
SH-81A is an unsigned loop route in Duncan. The route begins at US-81, intersects SH-7, and serves as the western terminus of SH-7A before ending, again at US-81.
SH-183A is a spur connecting US-183 to Bessie.
SH-259A is a loop to Broken Bow Lake and Beavers Bend Resort Park north of Broken Bow, Oklahoma. It lies partially in the Ouachita National Forest and is occasionally signed as a U.S. highway.
SH-270A ran from US-270 south of Seminole, Oklahoma to State Highway 9 east of the city and in effect functioned as an eastern bypass of Seminole. The SH-270A designation was removed on May 7, 2018, and was replaced by a realigned US-270.
SH-271A connects US-271 south of Hugo, Oklahoma to the town of Goodland.
SH-281A connects US-281 to the town of Geronimo.
SH-412A is a spur from US-412 Alternate at Twin Oaks to Oaks.SH-412B is a spur from US-412 near Locust Grove to SH-69A near Sportsman Acres.SH-412P is a short spur from US-412 near Fair Oaks to Port 33 on the Verdigris River.