| Port Huron to Denizli | 5,399.48 mi (8,689.63 km) |
| Port Huron to Derecik | 5,973.21 mi (9,612.95 km) |
| Port Huron to Dereli | 5,580.53 mi (8,980.99 km) |
| Port Huron to Derik | 5,823.52 mi (9,372.06 km) |
| Port Huron to Derinkuyu | 5,577.01 mi (8,975.34 km) |
| Port Huron to Develi | 5,603.19 mi (9,017.47 km) |
| Port Huron to Dicle | 5,762.17 mi (9,273.31 km) |
| Port Huron to Digor | 5,761.19 mi (9,271.74 km) |
| Port Huron to Dikili | 5,251.87 mi (8,452.07 km) |
| Port Huron to Divrigi | 5,642.71 mi (9,081.06 km) |
| Port Huron to Diyadin | 5,815.92 mi (9,359.82 km) |
| Port Huron to Diyarbakir | 5,792.99 mi (9,322.91 km) |
| Port Huron to Doganhisar | 5,477.72 mi (8,815.53 km) |
| Port Huron to Dogansehir | 5,702.26 mi (9,176.90 km) |
| Port Huron to Dogubayazit | 5,828.34 mi (9,379.81 km) |
