| Cay to Dillenburg | 1,387.94 mi (2,233.68 km) |
| Cay to Dillingen | 1,232.32 mi (1,983.23 km) |
| Cay to Dillingen | 1,408.87 mi (2,267.36 km) |
| Cay to Dingolfing | 1,152.61 mi (1,854.95 km) |
| Cay to Dinkelsbuhl | 1,254.06 mi (2,018.21 km) |
| Cay to Dinklage | 1,461.28 mi (2,351.71 km) |
| Cay to Dinslaken | 1,474.34 mi (2,372.72 km) |
| Cay to Dippoldiswalde | 1,197.66 mi (1,927.45 km) |
| Cay to Ditzingen | 1,297.66 mi (2,088.38 km) |
| Cay to Dobeln | 1,226.25 mi (1,973.46 km) |
| Cay to Doberlug-Kirchhain | 1,232.65 mi (1,983.76 km) |
| Cay to Donaueschingen | 1,297.67 mi (2,088.40 km) |
| Cay to Donauworth | 1,222.89 mi (1,968.05 km) |
| Cay to Donzdorf | 1,262.54 mi (2,031.85 km) |
| Cay to Dorfen | 1,154.24 mi (1,857.56 km) |
