| Hassleholm to Orbetello | 955.25 mi (1,537.33 km) |
| Hassleholm to Oria | 1,096.50 mi (1,764.65 km) |
| Hassleholm to Oristano | 1,147.88 mi (1,847.33 km) |
| Hassleholm to Orta Nova | 1,028.78 mi (1,655.66 km) |
| Hassleholm to Orte | 949.01 mi (1,527.29 km) |
| Hassleholm to Ortona | 955.06 mi (1,537.02 km) |
| Hassleholm to Orvieto | 932.10 mi (1,500.07 km) |
| Hassleholm to Orzinuovi | 762.22 mi (1,226.67 km) |
| Hassleholm to Osimo | 876.43 mi (1,410.47 km) |
| Hassleholm to Ospitaletto | 750.38 mi (1,207.63 km) |
| Hassleholm to Ostuni | 1,080.18 mi (1,738.38 km) |
| Hassleholm to Ottaviano | 1,058.77 mi (1,703.92 km) |
| Hassleholm to Ovada | 827.21 mi (1,331.26 km) |
| Hassleholm to Ozieri | 1,097.92 mi (1,766.93 km) |
| Hassleholm to Paceco | 1,257.61 mi (2,023.92 km) |
