List of highways 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