List of highways numbered 255

The following highways are numbered 255:

Canada

 * Manitoba secondary 255.svg Manitoba Provincial Road 255
 * NB 255.svg New Brunswick Route 255
 * Nova Scotia Route 255.svg Nova Scotia Route 255
 * Qc255.svg Quebec Route 255
 * Saskatchewan Highway 255 (jct).svg Saskatchewan Highway 255

Costa Rica

 * CR RNS 255.svg National Route 255

Japan

 * Japanese National Route Sign 0255.svg Japan National Route 255

Korea, South

 * Gangjin–Gwangju Expressway

United States

 * I-255.svg Interstate 255
 * Alabama 255.svg Alabama State Route 255
 * Arkansas 255.svg Arkansas Highway 255
 * California 255.svg California State Route 255
 * Florida 255.svg Florida State Road 255 (former)
 * Georgia 255.svg Georgia State Route 255
 * Illinois 255.svg Illinois Route 255
 * K-255.svg K-255 (Kansas highway)
 * Elongated circle 255.svg Kentucky Route 255
 * MD Route 255.svg Maryland Route 255
 * MT-sec-255.svg Montana Secondary Highway 255
 * New Mexico 255.svg New Mexico State Road 255
 * NY-255.svg New York State Route 255 (former)
 * OH-255.svg Ohio State Route 255
 * OR 255.svg Oregon Route 255
 * PA-255.svg Pennsylvania Route 255
 * Secondary Tennessee 255.svg Tennessee State Route 255
 * Texas 255.svg Texas State Highway 255
 * Utah SR 255.svg Utah State Route 255 (former)
 * Virginia 255.svg Virginia State Route 255
 * WY-255.svg Wyoming Highway 255