| Monki to Orbetello | 926.04 mi (1,490.32 km) |
| Monki to Oria | 923.60 mi (1,486.40 km) |
| Monki to Oristano | 1,146.29 mi (1,844.78 km) |
| Monki to Orta Nova | 896.67 mi (1,443.05 km) |
| Monki to Orte | 894.89 mi (1,440.18 km) |
| Monki to Ortona | 855.98 mi (1,377.56 km) |
| Monki to Orvieto | 886.23 mi (1,426.25 km) |
| Monki to Orzinuovi | 798.45 mi (1,284.98 km) |
| Monki to Osimo | 806.26 mi (1,297.54 km) |
| Monki to Ospitaletto | 785.92 mi (1,264.82 km) |
| Monki to Ostuni | 908.56 mi (1,462.19 km) |
| Monki to Ottaviano | 950.10 mi (1,529.03 km) |
| Monki to Ovada | 879.47 mi (1,415.37 km) |
| Monki to Ozieri | 1,094.91 mi (1,762.08 km) |
| Monki to Paceco | 1,172.03 mi (1,886.19 km) |
