| Croissy-sur-Seine to Oria | 953.04 mi (1,533.76 km) |
| Croissy-sur-Seine to Oristano | 696.29 mi (1,120.57 km) |
| Croissy-sur-Seine to Orta Nova | 840.37 mi (1,352.44 km) |
| Croissy-sur-Seine to Orte | 663.21 mi (1,067.33 km) |
| Croissy-sur-Seine to Ortona | 743.06 mi (1,195.83 km) |
| Croissy-sur-Seine to Orvieto | 640.67 mi (1,031.06 km) |
| Croissy-sur-Seine to Orzinuovi | 437.64 mi (704.31 km) |
| Croissy-sur-Seine to Osimo | 657.16 mi (1,057.60 km) |
| Croissy-sur-Seine to Ospitaletto | 436.97 mi (703.24 km) |
| Croissy-sur-Seine to Ostuni | 940.26 mi (1,513.20 km) |
| Croissy-sur-Seine to Ottaviano | 818.23 mi (1,316.82 km) |
| Croissy-sur-Seine to Ovada | 424.63 mi (683.37 km) |
| Croissy-sur-Seine to Ozieri | 663.99 mi (1,068.58 km) |
| Croissy-sur-Seine to Paceco | 914.30 mi (1,471.42 km) |
| Croissy-sur-Seine to Pachino | 1,063.45 mi (1,711.46 km) |
