| Port Huron to Zola Predosa | 4,395.05 mi (7,073.16 km) |
| Port Huron to Adazi | 4,337.53 mi (6,980.57 km) |
| Port Huron to Aizkraukle | 4,384.65 mi (7,056.41 km) |
| Port Huron to Aluksne | 4,401.43 mi (7,083.41 km) |
| Port Huron to Balvi | 4,419.71 mi (7,112.83 km) |
| Port Huron to Bauska | 4,361.43 mi (7,019.04 km) |
| Port Huron to Cesis | 4,354.25 mi (7,007.49 km) |
| Port Huron to Daugavpils | 4,454.65 mi (7,169.07 km) |
| Port Huron to Dobele | 4,324.70 mi (6,959.94 km) |
| Port Huron to Gulbene | 4,403.83 mi (7,087.28 km) |
| Port Huron to Jekabpils | 4,407.67 mi (7,093.47 km) |
| Port Huron to Jelgava | 4,336.83 mi (6,979.45 km) |
| Port Huron to Jurmala | 4,324.99 mi (6,960.40 km) |
| Port Huron to Kekava | 4,344.50 mi (6,991.79 km) |
| Port Huron to Kraslava | 4,472.98 mi (7,198.56 km) |
