| Montecatini Terme to Desert Hot Springs (California) | 6,120.35 mi (9,849.75 km) |
| Montecatini Terme to DeSoto (Texas) | 5,463.61 mi (8,792.83 km) |
| Montecatini Terme to Destin (Florida) | 5,126.39 mi (8,250.13 km) |
| Montecatini Terme to Destrehan (Louisiana) | 5,317.67 mi (8,557.96 km) |
| Montecatini Terme to Detroit (Michigan) | 4,453.04 mi (7,166.48 km) |
| Montecatini Terme to Diamond Bar (California) | 6,159.31 mi (9,912.44 km) |
| Montecatini Terme to Diamond Springs (California) | 5,981.69 mi (9,626.61 km) |
| Montecatini Terme to Dickinson (North Dakota) | 4,974.10 mi (8,005.05 km) |
| Montecatini Terme to Dickinson (Texas) | 5,543.46 mi (8,921.34 km) |
| Montecatini Terme to Dickson (Tennessee) | 4,905.51 mi (7,894.66 km) |
| Montecatini Terme to Difficult Run (Virginia) | 4,354.04 mi (7,007.15 km) |
| Montecatini Terme to Dinuba (California) | 6,063.00 mi (9,757.45 km) |
| Montecatini Terme to Discovery Bay (California) | 6,049.61 mi (9,735.91 km) |
| Montecatini Terme to Dix Hills (New York) | 4,104.46 mi (6,605.49 km) |
| Montecatini Terme to Dixon (California) | 6,024.52 mi (9,695.52 km) |
