| Wichita Falls to Orbetello | 5,543.91 mi (8,922.06 km) |
| Wichita Falls to Oria | 5,885.33 mi (9,471.53 km) |
| Wichita Falls to Oristano | 5,540.30 mi (8,916.24 km) |
| Wichita Falls to Orta Nova | 5,771.95 mi (9,289.05 km) |
| Wichita Falls to Orte | 5,590.22 mi (8,996.59 km) |
| Wichita Falls to Ortona | 5,674.98 mi (9,133.00 km) |
| Wichita Falls to Orvieto | 5,568.18 mi (8,961.11 km) |
| Wichita Falls to Orzinuovi | 5,370.06 mi (8,642.27 km) |
| Wichita Falls to Osimo | 5,589.57 mi (8,995.55 km) |
| Wichita Falls to Ospitaletto | 5,369.16 mi (8,640.83 km) |
| Wichita Falls to Ostuni | 5,872.67 mi (9,451.15 km) |
| Wichita Falls to Ottaviano | 5,744.13 mi (9,244.29 km) |
| Wichita Falls to Ovada | 5,350.10 mi (8,610.16 km) |
| Wichita Falls to Ozieri | 5,529.87 mi (8,899.47 km) |
| Wichita Falls to Paceco | 5,789.82 mi (9,317.82 km) |
