| Roissy-en-Brie to Oria | 930.18 mi (1,496.99 km) |
| Roissy-en-Brie to Oristano | 679.90 mi (1,094.20 km) |
| Roissy-en-Brie to Orta Nova | 817.74 mi (1,316.03 km) |
| Roissy-en-Brie to Orte | 641.35 mi (1,032.16 km) |
| Roissy-en-Brie to Ortona | 720.37 mi (1,159.32 km) |
| Roissy-en-Brie to Orvieto | 618.78 mi (995.83 km) |
| Roissy-en-Brie to Orzinuovi | 414.67 mi (667.34 km) |
| Roissy-en-Brie to Osimo | 634.16 mi (1,020.58 km) |
| Roissy-en-Brie to Ospitaletto | 413.81 mi (665.96 km) |
| Roissy-en-Brie to Ostuni | 917.33 mi (1,476.30 km) |
| Roissy-en-Brie to Ottaviano | 796.35 mi (1,281.61 km) |
| Roissy-en-Brie to Ovada | 403.39 mi (649.19 km) |
| Roissy-en-Brie to Ozieri | 646.59 mi (1,040.58 km) |
| Roissy-en-Brie to Paceco | 895.32 mi (1,440.88 km) |
| Roissy-en-Brie to Pachino | 1,043.44 mi (1,679.26 km) |
