The following highways are numbered 319:
Brazil BR-319
Canada Manitoba Provincial Road 319 Prince Edward Island Route 319
China China National Highway 319
Costa Rica National Route 319
Germany Bundesstraße 319
India National Highway 319 (India)
Japan Japan National Route 319
United Kingdom A319 road
United States U.S. Route 319 Arkansas Highway 319 Connecticut Route 319 Georgia State Route 319 (former) Indiana State Road 319 (former) Louisiana Highway 319 Maryland Route 319 (former) Montana Secondary Highway 319 Nevada State Route 319 New York State Route 319 (former) Ohio State Route 319 Pennsylvania Route 319 (former) Puerto Rico Highway 319 South Carolina Highway 319 Tennessee State Route 319 Texas: Texas State Highway 319 (former) Texas State Highway Loop 319 (former) Farm to Market Road 319 Utah State Route 319 Virginia State Route 319 Wyoming Highway 319 Wyoming Highway 319 Spur (unsigned)