| Louisville to Duluth (Minnesota) | 680.07 mi (1,094.46 km) |
| Louisville to Dumas (Texas) | 912.87 mi (1,469.12 km) |
| Louisville to Dumont (New Jersey) | 649.36 mi (1,045.04 km) |
| Louisville to Duncan (Oklahoma) | 726.72 mi (1,169.54 km) |
| Louisville to Duncanville (Texas) | 739.36 mi (1,189.89 km) |
| Louisville to Dundalk (Maryland) | 499.13 mi (803.28 km) |
| Louisville to Dunedin (Florida) | 719.37 mi (1,157.71 km) |
| Louisville to Dunkirk (New York) | 446.46 mi (718.50 km) |
| Louisville to Dunmore (Pennsylvania) | 577.97 mi (930.15 km) |
| Louisville to Dunwoody (Georgia) | 301.27 mi (484.84 km) |
| Louisville to Durango (Colorado) | 1,213.67 mi (1,953.22 km) |
| Louisville to Durant (Oklahoma) | 664.99 mi (1,070.20 km) |
| Louisville to Durham (North Carolina) | 401.31 mi (645.84 km) |
| Louisville to Dyer (Indiana) | 250.43 mi (403.04 km) |
| Louisville to Dyersburg (Tennessee) | 252.31 mi (406.05 km) |
