| Port Huron to Cutrofiano | 4,861.82 mi (7,824.34 km) |
| Port Huron to Dalmine | 4,284.43 mi (6,895.12 km) |
| Port Huron to Deruta | 4,504.58 mi (7,249.42 km) |
| Port Huron to Desenzano del Garda | 4,328.82 mi (6,966.56 km) |
| Port Huron to Desio | 4,270.36 mi (6,872.49 km) |
| Port Huron to Dolianova | 4,517.40 mi (7,270.05 km) |
| Port Huron to Dolo | 4,391.60 mi (7,067.60 km) |
| Port Huron to Domodossola | 4,214.18 mi (6,782.07 km) |
| Port Huron to Dorgali | 4,496.93 mi (7,237.11 km) |
| Port Huron to Dueville | 4,362.61 mi (7,020.94 km) |
| Port Huron to Eboli | 4,712.05 mi (7,583.32 km) |
| Port Huron to Elmas | 4,516.45 mi (7,268.53 km) |
| Port Huron to Empoli | 4,415.18 mi (7,105.55 km) |
| Port Huron to Enna | 4,812.05 mi (7,744.24 km) |
| Port Huron to Eraclea | 4,409.25 mi (7,096.01 km) |
