| Meriden to Orbetello | 4,122.05 mi (6,633.80 km) |
| Meriden to Oria | 4,474.53 mi (7,201.06 km) |
| Meriden to Oristano | 4,093.30 mi (6,587.52 km) |
| Meriden to Orta Nova | 4,359.18 mi (7,015.43 km) |
| Meriden to Orte | 4,172.79 mi (6,715.45 km) |
| Meriden to Ortona | 4,264.44 mi (6,862.96 km) |
| Meriden to Orvieto | 4,151.61 mi (6,681.37 km) |
| Meriden to Orzinuovi | 3,966.41 mi (6,383.31 km) |
| Meriden to Osimo | 4,184.04 mi (6,733.56 km) |
| Meriden to Ospitaletto | 3,967.31 mi (6,384.78 km) |
| Meriden to Ostuni | 4,463.32 mi (7,183.02 km) |
| Meriden to Ottaviano | 4,323.14 mi (6,957.43 km) |
| Meriden to Ovada | 3,935.72 mi (6,333.93 km) |
| Meriden to Ozieri | 4,088.23 mi (6,579.37 km) |
| Meriden to Paceco | 4,344.04 mi (6,991.06 km) |
