| Mason City to Dillenburg | 4,425.60 mi (7,122.31 km) |
| Mason City to Dillingen | 4,595.07 mi (7,395.06 km) |
| Mason City to Dillingen | 4,428.50 mi (7,126.98 km) |
| Mason City to Dingolfing | 4,663.35 mi (7,504.93 km) |
| Mason City to Dinkelsbuhl | 4,567.85 mi (7,351.24 km) |
| Mason City to Dinklage | 4,340.25 mi (6,984.95 km) |
| Mason City to Dinslaken | 4,337.33 mi (6,980.25 km) |
| Mason City to Dippoldiswalde | 4,601.55 mi (7,405.49 km) |
| Mason City to Ditzingen | 4,534.13 mi (7,296.98 km) |
| Mason City to Dobeln | 4,573.08 mi (7,359.67 km) |
| Mason City to Doberlug-Kirchhain | 4,565.92 mi (7,348.14 km) |
| Mason City to Donaueschingen | 4,551.45 mi (7,324.85 km) |
| Mason City to Donauworth | 4,600.97 mi (7,404.55 km) |
| Mason City to Donzdorf | 4,566.97 mi (7,349.83 km) |
| Mason City to Dorfen | 4,667.59 mi (7,511.75 km) |
