| Mentor to Des Plaines (Illinois) | 338.56 mi (544.85 km) |
| Mentor to Desert Hot Springs (California) | 1,979.26 mi (3,185.31 km) |
| Mentor to DeSoto (Texas) | 1,058.28 mi (1,703.13 km) |
| Mentor to Destin (Florida) | 830.97 mi (1,337.32 km) |
| Mentor to Destrehan (Louisiana) | 953.93 mi (1,535.20 km) |
| Mentor to Detroit (Michigan) | 102.54 mi (165.02 km) |
| Mentor to Diamond Bar (California) | 2,043.49 mi (3,288.68 km) |
| Mentor to Diamond Springs (California) | 2,076.94 mi (3,342.51 km) |
| Mentor to Dickinson (North Dakota) | 1,116.19 mi (1,796.33 km) |
| Mentor to Dickinson (Texas) | 1,141.32 mi (1,836.78 km) |
| Mentor to Dickson (Tennessee) | 505.97 mi (814.28 km) |
| Mentor to Difficult Run (Virginia) | 285.06 mi (458.75 km) |
| Mentor to Dinuba (California) | 2,054.01 mi (3,305.61 km) |
| Mentor to Discovery Bay (California) | 2,133.70 mi (3,433.87 km) |
| Mentor to Dix Hills (New York) | 419.86 mi (675.70 km) |
