| Port Huron to Dormagen | 3,976.37 mi (6,399.35 km) |
| Port Huron to Dornstadt | 4,190.13 mi (6,743.37 km) |
| Port Huron to Dorsten | 3,962.67 mi (6,377.30 km) |
| Port Huron to Dortmund | 3,986.31 mi (6,415.34 km) |
| Port Huron to Dorverden | 4,004.62 mi (6,444.81 km) |
| Port Huron to Dossenheim | 4,105.22 mi (6,606.71 km) |
| Port Huron to Dreieich | 4,086.28 mi (6,576.23 km) |
| Port Huron to Drensteinfurt | 3,986.80 mi (6,416.14 km) |
| Port Huron to Dresden | 4,233.22 mi (6,812.72 km) |
| Port Huron to Drochtersen | 3,980.43 mi (6,405.88 km) |
| Port Huron to Drolshagen | 4,014.34 mi (6,460.46 km) |
| Port Huron to Duderstadt | 4,089.52 mi (6,581.45 km) |
| Port Huron to Duisburg | 3,962.85 mi (6,377.59 km) |
| Port Huron to Dulmen | 3,968.49 mi (6,386.66 km) |
| Port Huron to Duren | 3,974.12 mi (6,395.73 km) |
