| Cities | Distance |
|---|---|
| Roubaix to Oria | 988.55 mi (1,590.91 km) |
| Roubaix to Oristano | 789.61 mi (1,270.75 km) |
| Roubaix to Orta Nova | 880.65 mi (1,417.28 km) |
| Roubaix to Orte | 716.10 mi (1,152.45 km) |
| Roubaix to Ortona | 783.50 mi (1,260.91 km) |
| Roubaix to Orvieto | 693.47 mi (1,116.02 km) |
| Roubaix to Orzinuovi | 480.08 mi (772.61 km) |
| Roubaix to Osimo | 693.61 mi (1,116.26 km) |
| Roubaix to Ospitaletto | 475.94 mi (765.94 km) |
| Roubaix to Ostuni | 974.52 mi (1,568.33 km) |
| Roubaix to Ottaviano | 868.96 mi (1,398.45 km) |
| Roubaix to Ovada | 489.02 mi (787.01 km) |
| Roubaix to Ozieri | 752.13 mi (1,210.43 km) |
| Roubaix to Paceco | 990.71 mi (1,594.39 km) |
| Roubaix to Pachino | 1,131.07 mi (1,820.28 km) |