Oklahoma State Highway 133

State Highway 133 is a short state highway in central Oklahoma, United States. It has no lettered spur routes.
SH-133 was first established in the late 1950s. Originally commissioned with a gravel surface, it was paved in the 1970s.

Route description

SH-133's southern terminus is at SH-19 northeast of Pauls Valley. The highway begins in Garvin County and crosses into McClain County north of SH-19. The highway ends north of the county line at SH-59 between Rosedale and Byars.

SH-133 first appeared on the 1959 state highway map, implying it was commissioned in either late 1958 or early 1959. Originally, the route was entirely gravel-surfaced but by 1963 the Garvin County portion had been paved. The road was entirely paved in 1972.