| Gatesville to Orbetello | 5,631.83 mi (9,063.56 km) |
| Gatesville to Oria | 5,977.20 mi (9,619.37 km) |
| Gatesville to Oristano | 5,619.41 mi (9,043.57 km) |
| Gatesville to Orta Nova | 5,863.03 mi (9,435.64 km) |
| Gatesville to Orte | 5,679.59 mi (9,140.42 km) |
| Gatesville to Ortona | 5,766.55 mi (9,280.36 km) |
| Gatesville to Orvieto | 5,657.77 mi (9,105.30 km) |
| Gatesville to Orzinuovi | 5,462.98 mi (8,791.82 km) |
| Gatesville to Osimo | 5,682.40 mi (9,144.95 km) |
| Gatesville to Ospitaletto | 5,462.57 mi (8,791.16 km) |
| Gatesville to Ostuni | 5,964.93 mi (9,599.64 km) |
| Gatesville to Ottaviano | 5,832.66 mi (9,386.76 km) |
| Gatesville to Ovada | 5,439.95 mi (8,754.75 km) |
| Gatesville to Ozieri | 5,611.03 mi (9,030.08 km) |
| Gatesville to Paceco | 5,869.73 mi (9,446.42 km) |
