List of highways numbered 314

Canada

• Manitoba Provincial Road 314
• Prince Edward Island Route 314

  China

• China National Highway 314

  Costa Rica

• National Route 314

  India

• National Highway 314

  Japan

• Japan National Route 314

  United States

• Arkansas Highway 314
• Connecticut Route 314
• Florida State Road 314
• Georgia State Route 314
• Iowa Highway 314
• Louisiana Highway 314
• Maryland Route 314
• Mississippi Highway 314
• Montana Secondary Highway 314
• New Mexico State Road 314
• New York State Route 314
• * New York State Route 314
• Ohio State Route 314
• Pennsylvania Route 314
• South Carolina Highway 314
• South Dakota Highway 314
• Tennessee State Route 314
• Texas:
• * Texas State Highway 314
• * Farm to Market Road 314
• Utah State Route 314
• Vermont Route 314
• Virginia State Route 314
• * Virginia State Route 314
• Wyoming Highway 314

• Puerto Rico Highway 314
• U.S. Virgin Islands Highway 314