| Decines-Charpieu to Oria | 734.22 mi (1,181.62 km) |
| Decines-Charpieu to Oristano | 444.85 mi (715.91 km) |
| Decines-Charpieu to Orta Nova | 618.88 mi (995.99 km) |
| Decines-Charpieu to Orte | 433.31 mi (697.35 km) |
| Decines-Charpieu to Ortona | 524.45 mi (844.02 km) |
| Decines-Charpieu to Orvieto | 411.74 mi (662.62 km) |
| Decines-Charpieu to Orzinuovi | 241.82 mi (389.18 km) |
| Decines-Charpieu to Osimo | 447.65 mi (720.42 km) |
| Decines-Charpieu to Ospitaletto | 247.34 mi (398.06 km) |
| Decines-Charpieu to Ostuni | 723.15 mi (1,163.81 km) |
| Decines-Charpieu to Ottaviano | 586.31 mi (943.58 km) |
| Decines-Charpieu to Ovada | 195.72 mi (314.97 km) |
| Decines-Charpieu to Ozieri | 411.97 mi (663.01 km) |
| Decines-Charpieu to Paceco | 664.08 mi (1,068.73 km) |
| Decines-Charpieu to Pachino | 816.43 mi (1,313.91 km) |
