| Ansonia to Orbetello | 4,141.14 mi (6,664.52 km) |
| Ansonia to Oria | 4,493.69 mi (7,231.89 km) |
| Ansonia to Oristano | 4,112.10 mi (6,617.79 km) |
| Ansonia to Orta Nova | 4,378.33 mi (7,046.24 km) |
| Ansonia to Orte | 4,191.91 mi (6,746.23 km) |
| Ansonia to Ortona | 4,283.62 mi (6,893.82 km) |
| Ansonia to Orvieto | 4,170.74 mi (6,712.16 km) |
| Ansonia to Orzinuovi | 3,985.64 mi (6,414.27 km) |
| Ansonia to Osimo | 4,203.25 mi (6,764.48 km) |
| Ansonia to Ospitaletto | 3,986.56 mi (6,415.75 km) |
| Ansonia to Ostuni | 4,482.49 mi (7,213.87 km) |
| Ansonia to Ottaviano | 4,342.23 mi (6,988.14 km) |
| Ansonia to Ovada | 3,954.88 mi (6,364.77 km) |
| Ansonia to Ozieri | 4,107.11 mi (6,609.75 km) |
| Ansonia to Paceco | 4,362.84 mi (7,021.32 km) |
