List of highways numbered 143

Canada

• Prince Edward Island Route 143
• Quebec Route 143

  Costa Rica

• National Route 143

  Germany

• Bundesautobahn 143

  Japan

• Japan National Route 143
• Fukuoka Prefectural Route 143
• Nara Prefectural Route 143

  Malaysia

• Malaysia Federal Route 143

  United States

• U.S. Highway 143
• Alabama State Route 143
• Arizona State Route 143
• Arkansas Highway 143
• California State Route 143
• Florida State Road 143
• * County Road 143
• Georgia State Route 143
• Illinois Route 143
• Indiana State Road 143
• Iowa Highway 143
• K-143
• Kentucky Route 143
• Louisiana Highway 143
• Maine State Route 143
• Maryland Route 143
• Massachusetts Route 143
• M-143
• Missouri Route 143
• New Jersey Route 143
• New Mexico State Road 143
• New York State Route 143
• * County Route 143
• * County Route 143
• * County Route 143
• * County Route 143
• North Carolina Highway 143
• Ohio State Route 143
• Oklahoma State Highway 143
• Pennsylvania Route 143
• Tennessee State Route 143
• Texas State Highway 143
• * Texas State Highway Loop 143
• * Texas State Highway Spur 143
• * Farm to Market Road 143
• Utah State Route 143
• Vermont Route 143
• Virginia State Route 143
• * Virginia State Route 143
• * Virginia State Route 143
• Washington State Route 143
• Wisconsin Highway 143

• Puerto Rico Highway 143