| Ceska Trebova to Oria | 652.15 mi (1,049.53 km) |
| Ceska Trebova to Oristano | 789.43 mi (1,270.46 km) |
| Ceska Trebova to Orta Nova | 593.26 mi (954.77 km) |
| Ceska Trebova to Orte | 549.43 mi (884.22 km) |
| Ceska Trebova to Ortona | 530.86 mi (854.34 km) |
| Ceska Trebova to Orvieto | 537.53 mi (865.08 km) |
| Ceska Trebova to Orzinuovi | 434.05 mi (698.54 km) |
| Ceska Trebova to Osimo | 465.10 mi (748.50 km) |
| Ceska Trebova to Ospitaletto | 421.54 mi (678.41 km) |
| Ceska Trebova to Ostuni | 635.87 mi (1,023.33 km) |
| Ceska Trebova to Ottaviano | 632.63 mi (1,018.12 km) |
| Ceska Trebova to Ovada | 515.20 mi (829.14 km) |
| Ceska Trebova to Ozieri | 737.75 mi (1,187.30 km) |
| Ceska Trebova to Paceco | 845.70 mi (1,361.03 km) |
| Ceska Trebova to Pachino | 913.48 mi (1,470.11 km) |
