| Reddish to Orbetello | 976.86 mi (1,572.10 km) |
| Reddish to Oria | 1,284.16 mi (2,066.65 km) |
| Reddish to Oristano | 1,062.27 mi (1,709.56 km) |
| Reddish to Orta Nova | 1,176.42 mi (1,893.27 km) |
| Reddish to Orte | 1,010.30 mi (1,625.92 km) |
| Reddish to Ortona | 1,079.24 mi (1,736.86 km) |
| Reddish to Orvieto | 987.63 mi (1,589.43 km) |
| Reddish to Orzinuovi | 775.16 mi (1,247.50 km) |
| Reddish to Osimo | 989.38 mi (1,592.26 km) |
| Reddish to Ospitaletto | 771.36 mi (1,241.39 km) |
| Reddish to Ostuni | 1,270.04 mi (2,043.94 km) |
| Reddish to Ottaviano | 1,163.85 mi (1,873.03 km) |
| Reddish to Ovada | 778.78 mi (1,253.32 km) |
| Reddish to Ozieri | 1,029.42 mi (1,656.68 km) |
| Reddish to Paceco | 1,276.67 mi (2,054.60 km) |
