List of highways numbered 314
The following highways are 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