| Oristano to Orthez | 542.28 mi (872.72 km) |
| Oristano to Orvault | 720.16 mi (1,158.99 km) |
| Oristano to Osny | 708.98 mi (1,141.00 km) |
| Oristano to Ostwald | 598.90 mi (963.84 km) |
| Oristano to Ouistreham | 779.23 mi (1,254.05 km) |
| Oristano to Oullins | 444.70 mi (715.68 km) |
| Oristano to Outreau | 819.03 mi (1,318.09 km) |
| Oristano to Oyonnax | 463.01 mi (745.15 km) |
| Oristano to Ozoir-la-Ferriere | 678.54 mi (1,092.00 km) |
| Oristano to Pace | 766.40 mi (1,233.41 km) |
| Oristano to Palaiseau | 684.15 mi (1,101.03 km) |
| Oristano to Pamiers | 423.64 mi (681.79 km) |
| Oristano to Panazol | 550.89 mi (886.57 km) |
| Oristano to Pantin | 691.72 mi (1,113.21 km) |
| Oristano to Paray-le-Monial | 505.05 mi (812.80 km) |
