| Eregli to Orbetello | 1,040.53 mi (1,674.57 km) |
| Eregli to Oria | 721.40 mi (1,160.99 km) |
| Eregli to Oristano | 1,198.06 mi (1,928.09 km) |
| Eregli to Orta Nova | 814.26 mi (1,310.43 km) |
| Eregli to Orte | 980.68 mi (1,578.26 km) |
| Eregli to Ortona | 878.14 mi (1,413.23 km) |
| Eregli to Orvieto | 994.32 mi (1,600.21 km) |
| Eregli to Orzinuovi | 1,112.96 mi (1,791.13 km) |
| Eregli to Osimo | 926.19 mi (1,490.55 km) |
| Eregli to Ospitaletto | 1,107.64 mi (1,782.57 km) |
| Eregli to Ostuni | 721.71 mi (1,161.49 km) |
| Eregli to Ottaviano | 881.75 mi (1,419.03 km) |
| Eregli to Ovada | 1,170.70 mi (1,884.06 km) |
| Eregli to Ozieri | 1,167.91 mi (1,879.56 km) |
| Eregli to Paceco | 1,027.45 mi (1,653.52 km) |
