The following highways are numbered 298:

• Quebec Route 298

• Japan National Route 298

• Arkansas Highway 298
• Florida State Road 298
  • Florida State Road 298A (former)
• Georgia State Route 298
• Kentucky Route 298
• Maryland Route 298
• Minnesota State Highway 298
• Montana Secondary Highway 298
• New York State Route 298
  • New York State Route 298 (former)
• Ohio State Route 298 (former)
• South Dakota Highway 298 (former)
• Tennessee State Route 298
• Texas State Highway 298 (former proposed)
  • Texas State Highway Spur 298
  • Farm to Market Road 298
  • Urban Road 298 (signed as Farm to Market Road 298)
• Utah State Route 298
• Virginia State Route 298