List of highways numbered 104

• Alabama State Route 104
• Arkansas Highway 104
• Arkansas Highway 104 (1926–2000)
• B104 road
• California State Route 104
• China National Highway 104
• Connecticut Route 104
• County Route 104 (Bergen County, New Jersey)
• County Route 104 (Cortland County, New York)
• County Route 104 (Dutchess County, New York)
• County Route 104 (Fulton County, New York)
• County Route 104 (Montgomery County, New York)
• County Route 104 (Nassau County, New York)
• County Route 104 (Niagara County, New York)
• County Route 104 (Orleans County, New York)
• County Route 104 (Rensselaer County, New York)
• County Route 104 (Suffolk County, New York)
• County Route 104 (Sullivan County, New York)
• County Route 104 (Ulster County, New York)
• County Route 104 (Westchester County, New York)
• County Route S104 (Bergen County, New Jersey)
• D104 road
• Farm to Market Road 104
• Florida State Road 104
• Georgia State Route 104
• Illinois Route 104
• Indiana State Road 104
• K-104 (Kansas highway)
• Kentucky Route 104
• List of A104 roads
• List of highways numbered 104A
• List of highways numbered 104B
• Louisiana Highway 104
• M-104 (Michigan highway)
• Maine State Route 104
• Maryland Route 104
• Massachusetts Route 104
• Minnesota State Highway 104
• Missouri Route 104
• N104 (France)
• Namhae Expressway Branch 2
• National Route 104 (Costa Rica)
• Nebraska Highway 104 (1935–1950)
• Nebraska Highway 104 (1950–1957)
• Nebraska State Spur 104
• New Brunswick Route 104
• New Hampshire Route 104
• New Mexico State Road 104
• New York State Route 104
• North Carolina Highway 104
• Nova Scotia Highway 104
• Ohio State Route 104
• Oklahoma State Highway 104
• Oregon Route 104
• P104
• Pennsylvania Route 104
• Prince Edward Island Route 104
• Puerto Rico Highway 104
• Quebec Route 104
• R104 (South Africa)
• R104 road (Ireland)
• Rhode Island Route 104
• Route 104 (Japan)
• Tennessee State Route 104
• Texas State Highway 104
• U.S. Route 104
• U.S. Virgin Islands Highway 104
• Utah State Route 104
• Vermont Route 104
• Virginia State Route 104 (1923-1928)
• Virginia State Route 104 (1928-1933)
• Virginia State Route 104 (1933-1949)
• Virginia State Route 104 (pre-2001)
• Washington State Route 104
• West Virginia Route 104
• Wisconsin Highway 104