List of highways numbered 174

The following highways are numbered 174:

Brazil

 * BR-174_jct.svg BR-174

Canada

 * Ottawa Road 174 Shield.pnga Road 174
 * PEI_Highway_174.svg Prince Edward Island Route 174

Costa Rica

 * CR RNS 174.svg National Route 174

Ireland

 * IRL_R174.svg R174 road

Japan

 * Japanese National Route Sign 0174.svg Route 174 (Japan) (Japan's shortest national highway)

United States
Territories:
 * I-174.svg Interstate 174 (proposed)
 * Alabama 174.svg Alabama State Route 174
 * California 174.svg California State Route 174
 * Connecticut Highway 174.svg Connecticut Route 174
 * Georgia 174.svg Georgia State Route 174
 * Illinois 174.svg Illinois Route 174 (former)
 * Elongated circle 174.svg Kentucky Route 174
 * Louisiana 174.svg Louisiana Highway 174
 * MA Route 174.svg Maine State Route 174
 * MD Route 174.svg Maryland Route 174
 * M-174.svg M-174 (Michigan highway)
 * MO-174.svg Missouri Route 174
 * Ellipse sign 174.svg New Jersey Route 174 (former)
 * New Mexico 174.svg New Mexico State Road 174
 * NY-174.svg New York State Route 174
 * New York State Route 174X
 * OH-174.svg Ohio State Route 174
 * PA-174.svg Pennsylvania Route 174
 * South Carolina 174.svg South Carolina Highway 174
 * Secondary Tennessee 174.svg Tennessee State Route 174
 * Texas 174.svg Texas State Highway 174
 * Texas Spur 174.svg Texas State Highway Spur 174
 * Texas FM 174.svg Farm to Market Road 174
 * Utah SR 174.svg Utah State Route 174
 * Virginia 174.svg Virginia State Route 174
 * WA-174.svg Washington State Route 174
 * WIS 174.svg Wisconsin Highway 174 (former)
 * WY-174.svg Wyoming Highway 174
 * PR urban primary 174.svg Puerto Rico Highway 174