| Barnoldswick to Orbetello | 1,001.44 mi (1,611.67 km) |
| Barnoldswick to Oria | 1,304.73 mi (2,099.76 km) |
| Barnoldswick to Oristano | 1,090.73 mi (1,755.35 km) |
| Barnoldswick to Orta Nova | 1,197.89 mi (1,927.82 km) |
| Barnoldswick to Orte | 1,033.75 mi (1,663.67 km) |
| Barnoldswick to Ortona | 1,100.91 mi (1,771.75 km) |
| Barnoldswick to Orvieto | 1,011.10 mi (1,627.21 km) |
| Barnoldswick to Orzinuovi | 797.93 mi (1,284.14 km) |
| Barnoldswick to Osimo | 1,010.74 mi (1,626.62 km) |
| Barnoldswick to Ospitaletto | 793.76 mi (1,277.43 km) |
| Barnoldswick to Ostuni | 1,290.45 mi (2,076.78 km) |
| Barnoldswick to Ottaviano | 1,186.80 mi (1,909.98 km) |
| Barnoldswick to Ovada | 803.90 mi (1,293.76 km) |
| Barnoldswick to Ozieri | 1,057.22 mi (1,701.43 km) |
| Barnoldswick to Paceco | 1,303.06 mi (2,097.08 km) |
