One Way (Left)
Category
Regulatory
Shape
Horizontal Rectangle
Color
Black and white
This sign shows that traffic on this street moves in one direction only, to the left. Travel only in the direction the arrow points and do not turn against it.
Common test question
On the DMV permit test you may be shown this sign and asked “What does this sign mean?” The answer is One Way (Left). Recognize it by its horizontal rectangle shape and black and white colors — a hallmark of regulatory signs.
Practice with the Road Signs Quiz →