| Terrytown to Orbetello | 5,373.96 mi (8,648.56 km) |
| Terrytown to Oria | 5,727.17 mi (9,217.00 km) |
| Terrytown to Oristano | 5,339.70 mi (8,593.42 km) |
| Terrytown to Orta Nova | 5,611.76 mi (9,031.25 km) |
| Terrytown to Orte | 5,425.11 mi (8,730.88 km) |
| Terrytown to Ortona | 5,517.22 mi (8,879.11 km) |
| Terrytown to Orvieto | 5,404.03 mi (8,696.95 km) |
| Terrytown to Orzinuovi | 5,219.49 mi (8,399.95 km) |
| Terrytown to Osimo | 5,437.06 mi (8,750.10 km) |
| Terrytown to Ospitaletto | 5,220.40 mi (8,401.42 km) |
| Terrytown to Ostuni | 5,716.06 mi (9,199.12 km) |
| Terrytown to Ottaviano | 5,574.95 mi (8,972.02 km) |
| Terrytown to Ovada | 5,188.45 mi (8,350.01 km) |
| Terrytown to Ozieri | 5,336.33 mi (8,588.00 km) |
| Terrytown to Paceco | 5,590.26 mi (8,996.66 km) |
