List of highways numbered 174

The following highways are numbered 174:

Brazil

• BR-174

Canada

• Ottawa Road 174
• Prince Edward Island Route 174

Costa Rica

• National Route 174

Ireland

• R174 road

Japan

• Route 174 (Japan) (Japan's shortest national highway)

United Kingdom

• A174 road
• B174 road

United States

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

Territories:

• File:PR urban primary 174.svg Puerto Rico Highway 174

Preceded by 173

Lists of highways 174

Succeeded by 175