| Carmona to Orbetello | 954.05 mi (1,535.39 km) |
| Carmona to Oria | 1,263.25 mi (2,033.01 km) |
| Carmona to Oristano | 784.56 mi (1,262.63 km) |
| Carmona to Orta Nova | 1,167.24 mi (1,878.50 km) |
| Carmona to Orte | 1,012.29 mi (1,629.12 km) |
| Carmona to Ortona | 1,110.99 mi (1,787.96 km) |
| Carmona to Orvieto | 1,003.20 mi (1,614.49 km) |
| Carmona to Orzinuovi | 972.34 mi (1,564.84 km) |
| Carmona to Osimo | 1,084.16 mi (1,744.78 km) |
| Carmona to Ospitaletto | 983.48 mi (1,582.75 km) |
| Carmona to Ostuni | 1,261.30 mi (2,029.87 km) |
| Carmona to Ottaviano | 1,099.88 mi (1,770.08 km) |
| Carmona to Ovada | 891.94 mi (1,435.43 km) |
| Carmona to Ozieri | 813.54 mi (1,309.27 km) |
| Carmona to Paceco | 992.78 mi (1,597.72 km) |
