| Chellaston to Orbetello | 927.68 mi (1,492.96 km) |
| Chellaston to Oria | 1,236.71 mi (1,990.29 km) |
| Chellaston to Oristano | 1,012.91 mi (1,630.12 km) |
| Chellaston to Orta Nova | 1,128.50 mi (1,816.15 km) |
| Chellaston to Orte | 961.51 mi (1,547.39 km) |
| Chellaston to Ortona | 1,031.23 mi (1,659.60 km) |
| Chellaston to Orvieto | 938.83 mi (1,510.89 km) |
| Chellaston to Orzinuovi | 726.70 mi (1,169.51 km) |
| Chellaston to Osimo | 941.57 mi (1,515.30 km) |
| Chellaston to Ospitaletto | 723.08 mi (1,163.68 km) |
| Chellaston to Ostuni | 1,222.69 mi (1,967.73 km) |
| Chellaston to Ottaviano | 1,115.23 mi (1,794.79 km) |
| Chellaston to Ovada | 729.48 mi (1,173.99 km) |
| Chellaston to Ozieri | 979.92 mi (1,577.04 km) |
| Chellaston to Paceco | 1,227.15 mi (1,974.90 km) |
