| Osuna to Oerlinghausen | 1,218.17 mi (1,960.46 km) |
| Osuna to Oestrich-Winkel | 1,095.43 mi (1,762.92 km) |
| Osuna to Offenburg | 1,016.07 mi (1,635.20 km) |
| Osuna to Oftersheim | 1,081.29 mi (1,740.16 km) |
| Osuna to Ohrdruf | 1,219.80 mi (1,963.08 km) |
| Osuna to Ohringen | 1,102.51 mi (1,774.31 km) |
| Osuna to Olbernhau | 1,297.73 mi (2,088.50 km) |
| Osuna to Olching | 1,122.01 mi (1,805.71 km) |
| Osuna to Oldenburg | 1,271.58 mi (2,046.40 km) |
| Osuna to Oldenburg in Holstein | 1,401.29 mi (2,255.16 km) |
| Osuna to Olfen | 1,171.14 mi (1,884.77 km) |
| Osuna to Olpe | 1,144.53 mi (1,841.94 km) |
| Osuna to Olsberg | 1,180.16 mi (1,899.28 km) |
| Osuna to Oranienburg | 1,389.12 mi (2,235.58 km) |
| Osuna to Ortenberg | 1,145.00 mi (1,842.70 km) |
