| Culcheth to Orbetello | 987.96 mi (1,589.97 km) |
| Culcheth to Oria | 1,296.73 mi (2,086.89 km) |
| Culcheth to Oristano | 1,071.16 mi (1,723.86 km) |
| Culcheth to Orta Nova | 1,188.72 mi (1,913.06 km) |
| Culcheth to Orte | 1,021.88 mi (1,644.56 km) |
| Culcheth to Ortona | 1,091.47 mi (1,756.55 km) |
| Culcheth to Orvieto | 999.21 mi (1,608.07 km) |
| Culcheth to Orzinuovi | 787.06 mi (1,266.65 km) |
| Culcheth to Osimo | 1,001.74 mi (1,612.15 km) |
| Culcheth to Ospitaletto | 783.40 mi (1,260.76 km) |
| Culcheth to Ostuni | 1,282.67 mi (2,064.26 km) |
| Culcheth to Ottaviano | 1,175.61 mi (1,891.96 km) |
| Culcheth to Ovada | 789.67 mi (1,270.85 km) |
| Culcheth to Ozieri | 1,038.75 mi (1,671.71 km) |
| Culcheth to Paceco | 1,286.83 mi (2,070.95 km) |
