The following highways are numbered 414:
Canada Newfoundland and Labrador Route 414
Costa Rica National Route 414
Japan Japan National Route 414
United States Florida State Road 414 Georgia State Route 414 (unsigned designation for former proposed Interstate 420 Louisiana Highway 414 Maryland Route 414 New York State Route 414 Oregon Route 414 Pennsylvania Route 414 Puerto Rico Highway 414 South Carolina Highway 414 Wyoming Highway 414