| Thomasville to Orbetello | 4,666.65 mi (7,510.25 km) |
| Thomasville to Oria | 5,020.71 mi (8,080.05 km) |
| Thomasville to Oristano | 4,630.65 mi (7,452.31 km) |
| Thomasville to Orta Nova | 4,905.20 mi (7,894.16 km) |
| Thomasville to Orte | 4,718.24 mi (7,593.27 km) |
| Thomasville to Ortona | 4,811.07 mi (7,742.67 km) |
| Thomasville to Orvieto | 4,697.29 mi (7,559.55 km) |
| Thomasville to Orzinuovi | 4,514.76 mi (7,265.81 km) |
| Thomasville to Osimo | 4,731.70 mi (7,614.94 km) |
| Thomasville to Ospitaletto | 4,515.95 mi (7,267.72 km) |
| Thomasville to Ostuni | 5,009.79 mi (8,062.48 km) |
| Thomasville to Ottaviano | 4,867.51 mi (7,833.51 km) |
| Thomasville to Ovada | 4,482.27 mi (7,213.52 km) |
| Thomasville to Ozieri | 4,627.48 mi (7,447.21 km) |
| Thomasville to Paceco | 4,881.19 mi (7,855.52 km) |
