| Hilvarenbeek to Orbetello | 686.91 mi (1,105.47 km) |
| Hilvarenbeek to Oria | 964.65 mi (1,552.45 km) |
| Hilvarenbeek to Oristano | 816.91 mi (1,314.69 km) |
| Hilvarenbeek to Orta Nova | 861.85 mi (1,387.02 km) |
| Hilvarenbeek to Orte | 710.23 mi (1,143.01 km) |
| Hilvarenbeek to Ortona | 766.47 mi (1,233.51 km) |
| Hilvarenbeek to Orvieto | 688.06 mi (1,107.32 km) |
| Hilvarenbeek to Orzinuovi | 474.17 mi (763.10 km) |
| Hilvarenbeek to Osimo | 675.48 mi (1,087.07 km) |
| Hilvarenbeek to Ospitaletto | 467.58 mi (752.50 km) |
| Hilvarenbeek to Ostuni | 949.84 mi (1,528.62 km) |
| Hilvarenbeek to Ottaviano | 858.50 mi (1,381.62 km) |
| Hilvarenbeek to Ovada | 499.78 mi (804.32 km) |
| Hilvarenbeek to Ozieri | 775.26 mi (1,247.66 km) |
| Hilvarenbeek to Paceco | 1,000.02 mi (1,609.38 km) |
