| Maidstone to Orbetello | 790.32 mi (1,271.90 km) |
| Maidstone to Oria | 1,104.40 mi (1,777.36 km) |
| Maidstone to Oristano | 875.51 mi (1,409.00 km) |
| Maidstone to Orta Nova | 994.86 mi (1,601.07 km) |
| Maidstone to Orte | 825.28 mi (1,328.15 km) |
| Maidstone to Ortona | 897.39 mi (1,444.21 km) |
| Maidstone to Orvieto | 802.59 mi (1,291.65 km) |
| Maidstone to Orzinuovi | 591.75 mi (952.33 km) |
| Maidstone to Osimo | 808.42 mi (1,301.02 km) |
| Maidstone to Ospitaletto | 588.72 mi (947.45 km) |
| Maidstone to Ostuni | 1,090.69 mi (1,755.30 km) |
| Maidstone to Ottaviano | 979.47 mi (1,576.31 km) |
| Maidstone to Ovada | 591.81 mi (952.42 km) |
| Maidstone to Ozieri | 841.98 mi (1,355.03 km) |
| Maidstone to Paceco | 1,088.87 mi (1,752.36 km) |
