| Carquefou to Oria | 1,057.92 mi (1,702.55 km) |
| Carquefou to Oristano | 716.76 mi (1,153.52 km) |
| Carquefou to Orta Nova | 942.42 mi (1,516.68 km) |
| Carquefou to Orte | 755.77 mi (1,216.29 km) |
| Carquefou to Ortona | 848.53 mi (1,365.58 km) |
| Carquefou to Orvieto | 734.62 mi (1,182.26 km) |
| Carquefou to Orzinuovi | 559.92 mi (901.11 km) |
| Carquefou to Osimo | 771.47 mi (1,241.56 km) |
| Carquefou to Ospitaletto | 563.26 mi (906.48 km) |
| Carquefou to Ostuni | 1,047.07 mi (1,685.10 km) |
| Carquefou to Ottaviano | 906.86 mi (1,459.45 km) |
| Carquefou to Ovada | 519.92 mi (836.73 km) |
| Carquefou to Ozieri | 697.28 mi (1,122.17 km) |
| Carquefou to Paceco | 958.32 mi (1,542.27 km) |
| Carquefou to Pachino | 1,118.36 mi (1,799.83 km) |
