| Entroncamento to Orbetello | 1,044.84 mi (1,681.51 km) |
| Entroncamento to Oria | 1,378.67 mi (2,218.75 km) |
| Entroncamento to Oristano | 906.22 mi (1,458.42 km) |
| Entroncamento to Orta Nova | 1,274.65 mi (2,051.34 km) |
| Entroncamento to Orte | 1,104.62 mi (1,777.71 km) |
| Entroncamento to Ortona | 1,206.87 mi (1,942.27 km) |
| Entroncamento to Orvieto | 1,091.98 mi (1,757.37 km) |
| Entroncamento to Orzinuovi | 1,021.03 mi (1,643.19 km) |
| Entroncamento to Osimo | 1,166.07 mi (1,876.60 km) |
| Entroncamento to Ospitaletto | 1,030.70 mi (1,658.75 km) |
| Entroncamento to Ostuni | 1,374.59 mi (2,212.18 km) |
| Entroncamento to Ottaviano | 1,211.96 mi (1,950.46 km) |
| Entroncamento to Ovada | 945.71 mi (1,521.98 km) |
| Entroncamento to Ozieri | 926.10 mi (1,490.41 km) |
| Entroncamento to Paceco | 1,134.99 mi (1,826.60 km) |
