| Sant Just Desvern to Oerlinghausen | 794.41 mi (1,278.49 km) |
| Sant Just Desvern to Oestrich-Winkel | 659.96 mi (1,062.10 km) |
| Sant Just Desvern to Offenburg | 566.75 mi (912.10 km) |
| Sant Just Desvern to Oftersheim | 635.34 mi (1,022.49 km) |
| Sant Just Desvern to Ohrdruf | 772.04 mi (1,242.47 km) |
| Sant Just Desvern to Ohringen | 648.87 mi (1,044.25 km) |
| Sant Just Desvern to Olbernhau | 836.63 mi (1,346.43 km) |
| Sant Just Desvern to Olching | 652.69 mi (1,050.40 km) |
| Sant Just Desvern to Oldenburg | 861.27 mi (1,386.07 km) |
| Sant Just Desvern to Oldenburg in Holstein | 979.72 mi (1,576.71 km) |
| Sant Just Desvern to Olfen | 756.70 mi (1,217.80 km) |
| Sant Just Desvern to Olpe | 719.77 mi (1,158.35 km) |
| Sant Just Desvern to Olsberg | 752.66 mi (1,211.29 km) |
| Sant Just Desvern to Oranienburg | 942.70 mi (1,517.12 km) |
| Sant Just Desvern to Ortenberg | 704.32 mi (1,133.49 km) |
