List of highways numbered 191

Canada

• New Brunswick Route 191
• Quebec Route 191

  Japan

• Japan National Route 191

  United States

• U.S. Route 191
• Alabama State Route 191
• Arkansas Highway 191
• California State Route 191
• Connecticut Route 191
• Florida State Road 191
• Georgia State Route 191
• Iowa Highway 191
• K-191
• Kentucky Route 191
• Maine State Route 191
• Maryland Route 191
• M-191
• Montana Highway 191
• New York State Route 191
• North Carolina Highway 191
• Ohio State Route 191
• Pennsylvania Route 191
• South Carolina Highway 191
• Tennessee State Route 191
• Texas State Highway 191
• * Texas State Highway Spur 191
• * Farm to Market Road 191
• Utah State Route 191
• Vermont Route 191
• Virginia State Route 191
• Wisconsin Highway 191
• Wyoming Highway 191

• Forest Highway 191