The following highways are numbered 274:
Canada Manitoba Provincial Road 274
Japan Japan National Route 274
United States Interstate 274 (future) California State Route 274 (former) Florida State Road 274 (former) Georgia State Route 274 K-274 (Kansas highway) Kentucky Route 274 Maryland Route 274 Minnesota State Highway 274 Montana Secondary Highway 274 New York State Route 274 North Carolina Highway 274 Ohio State Route 274 Pennsylvania Route 274 South Carolina Highway 274 Tennessee State Route 274 Texas State Highway 274 Texas State Highway Loop 274 Farm to Market Road 274 (Texas) Utah State Route 274 Virginia State Route 274 Washington State Route 274