Highway 139 may refer to:

Toowoomba Athol Road QLD

• Prince Edward Island Route 139
• Quebec Route 139

• National Route 139

• National Highway 139 (India)

• Japan National Route 139
• Fukuoka Prefectural Route 139
• Nara Prefectural Route 139

• Malaysia Federal Route 139

• A139 road

• Alabama State Route 139
• Arkansas Highway 139
• California State Route 139
• Colorado State Highway 139
• Connecticut Route 139
• Florida State Road 139
  • County Road 139 (Baker County, Florida)
    • County Road 139B (Baker County, Florida)
  • County Road 139 (Jefferson County, Florida)
• Georgia State Route 139
• Hawaii Route 139
• Illinois Route 139 (former)
• Iowa Highway 139
• K-139 (Kansas highway)
• Kentucky Route 139
• Louisiana Highway 139
• Maine State Route 139
• Maryland Route 139
• Massachusetts Route 139
• M-139 (Michigan highway)
• Minnesota State Highway 139
• Missouri Route 139
• New Jersey Route 139
• New York State Route 139
  • County Route 139 (Erie County, New York)
  • County Route 139 (Monroe County, New York)
  • County Route 139 (Niagara County, New York)
  • County Route 139 (Seneca County, New York)
  • County Route 139 (Westchester County, New York)
• Ohio State Route 139
• Pennsylvania Route 139 (former)
• South Dakota Highway 139 (former)
• Tennessee State Route 139
• Texas State Highway 139 (former)
  • Texas State Highway Loop 139 (former)
  • Texas State Highway Spur 139
  • Farm to Market Road 139
• Utah State Route 139
• Vermont Route 139
• Virginia State Route 139
  • Virginia State Route 139 (1931-1933) (former)
  • Virginia State Route 139 (1933-1942) (former)
• Wisconsin Highway 139
• Wyoming Highway 139

Territories

• Puerto Rico Highway 139
  • Puerto Rico Highway 139R