| Ukmerge to Orbetello | 1,074.04 mi (1,728.50 km) |
| Ukmerge to Oria | 1,069.82 mi (1,721.70 km) |
| Ukmerge to Oristano | 1,293.64 mi (2,081.92 km) |
| Ukmerge to Orta Nova | 1,045.61 mi (1,682.74 km) |
| Ukmerge to Orte | 1,043.86 mi (1,679.93 km) |
| Ukmerge to Ortona | 1,005.65 mi (1,618.44 km) |
| Ukmerge to Orvieto | 1,034.85 mi (1,665.43 km) |
| Ukmerge to Orzinuovi | 939.84 mi (1,512.52 km) |
| Ukmerge to Osimo | 955.45 mi (1,537.65 km) |
| Ukmerge to Ospitaletto | 927.21 mi (1,492.21 km) |
| Ukmerge to Ostuni | 1,054.98 mi (1,697.83 km) |
| Ukmerge to Ottaviano | 1,099.58 mi (1,769.61 km) |
| Ukmerge to Ovada | 1,020.05 mi (1,641.61 km) |
| Ukmerge to Ozieri | 1,242.14 mi (1,999.03 km) |
| Ukmerge to Paceco | 1,321.64 mi (2,126.97 km) |
