| Rotherham to Orbetello | 953.72 mi (1,534.87 km) |
| Rotherham to Oria | 1,257.32 mi (2,023.46 km) |
| Rotherham to Oristano | 1,044.43 mi (1,680.85 km) |
| Rotherham to Orta Nova | 1,150.30 mi (1,851.22 km) |
| Rotherham to Orte | 985.98 mi (1,586.78 km) |
| Rotherham to Ortona | 1,053.28 mi (1,695.09 km) |
| Rotherham to Orvieto | 963.33 mi (1,550.32 km) |
| Rotherham to Orzinuovi | 750.17 mi (1,207.28 km) |
| Rotherham to Osimo | 963.16 mi (1,550.05 km) |
| Rotherham to Ospitaletto | 746.03 mi (1,200.62 km) |
| Rotherham to Ostuni | 1,243.08 mi (2,000.55 km) |
| Rotherham to Ottaviano | 1,139.04 mi (1,833.11 km) |
| Rotherham to Ovada | 756.27 mi (1,217.09 km) |
| Rotherham to Ozieri | 1,010.51 mi (1,626.26 km) |
| Rotherham to Paceco | 1,255.71 mi (2,020.87 km) |
