State Highway 55 is a state highway in western Oklahoma. It runs for 39.9 miles (64.2 km)^[1] from Carter, Oklahoma to the unincorporated community of Lake Valley. It has no lettered spur routes.

Quick Facts State Highway 55, Route information ...

State Highway 55
Route information
Maintained by ODOT
Length	39.9 mi[1] (64.2 km)
Major junctions
West end	SH-34 in Carter
Major intersections	US 183 in Rocky
East end	SH-54 in Lake Valley
Location
Country	United States
State	Oklahoma
Highway system
Oklahoma State Highway System Interstate US State Turnpikes
← SH-54 → US 56

Close

SH-55 begins at State Highway 34 in Carter, in eastern Beckham Co. It heads east for six miles (10 km), where it meets State Highway 6 and overlaps it to the south. After running along the Beckham/Washita Co. line, it splits off to the east near Retrop. It then meets State Highway 44 in Sentinel. Seven miles later it meets US-183 in Rocky. It then terminates at State Highway 54 in Lake Valley.