| Turnu Magurele to Orbetello | 694.23 mi (1,117.26 km) |
| Turnu Magurele to Oria | 433.38 mi (697.46 km) |
| Turnu Magurele to Oristano | 877.53 mi (1,412.24 km) |
| Turnu Magurele to Orta Nova | 495.05 mi (796.70 km) |
| Turnu Magurele to Orte | 635.45 mi (1,022.65 km) |
| Turnu Magurele to Ortona | 537.08 mi (864.35 km) |
| Turnu Magurele to Orvieto | 645.64 mi (1,039.06 km) |
| Turnu Magurele to Orzinuovi | 742.83 mi (1,195.47 km) |
| Turnu Magurele to Osimo | 569.47 mi (916.47 km) |
| Turnu Magurele to Ospitaletto | 736.81 mi (1,185.77 km) |
| Turnu Magurele to Ostuni | 426.90 mi (687.03 km) |
| Turnu Magurele to Ottaviano | 567.21 mi (912.84 km) |
| Turnu Magurele to Ovada | 804.72 mi (1,295.07 km) |
| Turnu Magurele to Ozieri | 840.04 mi (1,351.92 km) |
| Turnu Magurele to Paceco | 755.95 mi (1,216.58 km) |
