| Sint-Genesius-Rode to Oria | 952.79 mi (1,533.37 km) |
| Sint-Genesius-Rode to Oristano | 776.45 mi (1,249.58 km) |
| Sint-Genesius-Rode to Orta Nova | 846.70 mi (1,362.63 km) |
| Sint-Genesius-Rode to Orte | 687.09 mi (1,105.76 km) |
| Sint-Genesius-Rode to Ortona | 750.06 mi (1,207.11 km) |
| Sint-Genesius-Rode to Orvieto | 664.59 mi (1,069.55 km) |
| Sint-Genesius-Rode to Orzinuovi | 450.18 mi (724.49 km) |
| Sint-Genesius-Rode to Osimo | 659.54 mi (1,061.43 km) |
| Sint-Genesius-Rode to Ospitaletto | 444.98 mi (716.13 km) |
| Sint-Genesius-Rode to Ostuni | 938.45 mi (1,510.30 km) |
| Sint-Genesius-Rode to Ottaviano | 838.33 mi (1,349.16 km) |
| Sint-Genesius-Rode to Ovada | 466.67 mi (751.03 km) |
| Sint-Genesius-Rode to Ozieri | 736.75 mi (1,185.68 km) |
| Sint-Genesius-Rode to Paceco | 968.97 mi (1,559.41 km) |
| Sint-Genesius-Rode to Pachino | 1,105.40 mi (1,778.96 km) |
