| Derecik to Orbetello | 1,784.60 mi (2,872.03 km) |
| Derecik to Oria | 1,450.25 mi (2,333.95 km) |
| Derecik to Oristano | 1,928.53 mi (3,103.67 km) |
| Derecik to Orta Nova | 1,551.68 mi (2,497.20 km) |
| Derecik to Orte | 1,724.81 mi (2,775.81 km) |
| Derecik to Ortona | 1,621.84 mi (2,610.11 km) |
| Derecik to Orvieto | 1,739.40 mi (2,799.30 km) |
| Derecik to Orzinuovi | 1,859.96 mi (2,993.32 km) |
| Derecik to Osimo | 1,673.36 mi (2,693.02 km) |
| Derecik to Ospitaletto | 1,854.33 mi (2,984.26 km) |
| Derecik to Ostuni | 1,453.15 mi (2,338.62 km) |
| Derecik to Ottaviano | 1,615.66 mi (2,600.15 km) |
| Derecik to Ovada | 1,918.50 mi (3,087.53 km) |
| Derecik to Ozieri | 1,902.80 mi (3,062.26 km) |
| Derecik to Paceco | 1,732.87 mi (2,788.78 km) |
