| Montecatini Terme to Dardenne Prairie (Missouri) | 4,921.15 mi (7,919.83 km) |
| Montecatini Terme to Darien (Illinois) | 4,676.60 mi (7,526.26 km) |
| Montecatini Terme to Davenport (Iowa) | 4,788.30 mi (7,706.03 km) |
| Montecatini Terme to Davidson (North Carolina) | 4,649.43 mi (7,482.54 km) |
| Montecatini Terme to Davie (Florida) | 5,042.14 mi (8,114.54 km) |
| Montecatini Terme to Davis (California) | 6,015.64 mi (9,681.24 km) |
| Montecatini Terme to Dayton (Nevada) | 5,911.53 mi (9,513.68 km) |
| Montecatini Terme to Dayton (Ohio) | 4,608.58 mi (7,416.79 km) |
| Montecatini Terme to Daytona Beach (Florida) | 4,938.74 mi (7,948.13 km) |
| Montecatini Terme to De Pere (Wisconsin) | 4,563.00 mi (7,343.43 km) |
| Montecatini Terme to De Witt (New York) | 4,136.72 mi (6,657.41 km) |
| Montecatini Terme to Dearborn (Michigan) | 4,460.49 mi (7,178.47 km) |
| Montecatini Terme to Dearborn Heights (Michigan) | 4,462.94 mi (7,182.41 km) |
| Montecatini Terme to DeBary (Florida) | 4,963.39 mi (7,987.81 km) |
| Montecatini Terme to Decatur (Alabama) | 4,957.28 mi (7,977.97 km) |
