| Bilecik to Orbetello | 985.00 mi (1,585.20 km) |
| Bilecik to Oria | 650.30 mi (1,046.56 km) |
| Bilecik to Oristano | 1,128.99 mi (1,816.93 km) |
| Bilecik to Orta Nova | 750.59 mi (1,207.96 km) |
| Bilecik to Orte | 925.37 mi (1,489.23 km) |
| Bilecik to Ortona | 822.34 mi (1,323.43 km) |
| Bilecik to Orvieto | 940.73 mi (1,513.97 km) |
| Bilecik to Orzinuovi | 1,076.18 mi (1,731.94 km) |
| Bilecik to Osimo | 878.62 mi (1,414.00 km) |
| Bilecik to Ospitaletto | 1,071.98 mi (1,725.18 km) |
| Bilecik to Ostuni | 652.60 mi (1,050.25 km) |
| Bilecik to Ottaviano | 814.88 mi (1,311.43 km) |
| Bilecik to Ovada | 1,128.35 mi (1,815.90 km) |
| Bilecik to Ozieri | 1,102.09 mi (1,773.65 km) |
| Bilecik to Paceco | 945.28 mi (1,521.29 km) |
