| Clitheroe to Orbetello | 1,004.91 mi (1,617.25 km) |
| Clitheroe to Oria | 1,309.49 mi (2,107.43 km) |
| Clitheroe to Oristano | 1,092.55 mi (1,758.29 km) |
| Clitheroe to Orta Nova | 1,202.39 mi (1,935.06 km) |
| Clitheroe to Orte | 1,037.62 mi (1,669.89 km) |
| Clitheroe to Ortona | 1,105.35 mi (1,778.88 km) |
| Clitheroe to Orvieto | 1,014.96 mi (1,633.42 km) |
| Clitheroe to Orzinuovi | 802.00 mi (1,290.69 km) |
| Clitheroe to Osimo | 1,015.26 mi (1,633.90 km) |
| Clitheroe to Ospitaletto | 797.95 mi (1,284.17 km) |
| Clitheroe to Ostuni | 1,295.26 mi (2,084.53 km) |
| Clitheroe to Ottaviano | 1,190.84 mi (1,916.47 km) |
| Clitheroe to Ovada | 807.16 mi (1,298.99 km) |
| Clitheroe to Ozieri | 1,059.36 mi (1,704.88 km) |
| Clitheroe to Paceco | 1,305.84 mi (2,101.55 km) |
