| Vittoriosa to Oerlinghausen | 1,147.57 mi (1,846.83 km) |
| Vittoriosa to Oestrich-Winkel | 1,028.34 mi (1,654.96 km) |
| Vittoriosa to Offenburg | 931.40 mi (1,498.95 km) |
| Vittoriosa to Oftersheim | 978.45 mi (1,574.67 km) |
| Vittoriosa to Ohrdruf | 1,049.30 mi (1,688.68 km) |
| Vittoriosa to Ohringen | 954.08 mi (1,535.45 km) |
| Vittoriosa to Olbernhau | 1,022.82 mi (1,646.07 km) |
| Vittoriosa to Olching | 866.22 mi (1,394.04 km) |
| Vittoriosa to Oldenburg | 1,230.92 mi (1,980.98 km) |
| Vittoriosa to Oldenburg in Holstein | 1,284.03 mi (2,066.45 km) |
| Vittoriosa to Olfen | 1,148.78 mi (1,848.78 km) |
| Vittoriosa to Olpe | 1,096.68 mi (1,764.93 km) |
| Vittoriosa to Olsberg | 1,109.25 mi (1,785.16 km) |
| Vittoriosa to Oranienburg | 1,167.03 mi (1,878.16 km) |
| Vittoriosa to Ortenberg | 1,036.23 mi (1,667.64 km) |
