| Levelland to Orbetello | 5,712.94 mi (9,194.09 km) |
| Levelland to Oria | 6,050.11 mi (9,736.72 km) |
| Levelland to Oristano | 5,717.16 mi (9,200.88 km) |
| Levelland to Orta Nova | 5,937.65 mi (9,555.73 km) |
| Levelland to Orte | 5,757.83 mi (9,266.33 km) |
| Levelland to Ortona | 5,840.36 mi (9,399.15 km) |
| Levelland to Orvieto | 5,735.60 mi (9,230.56 km) |
| Levelland to Orzinuovi | 5,534.54 mi (8,906.98 km) |
| Levelland to Osimo | 5,753.82 mi (9,259.88 km) |
| Levelland to Ospitaletto | 5,533.16 mi (8,904.75 km) |
| Levelland to Ostuni | 6,037.07 mi (9,715.73 km) |
| Levelland to Ottaviano | 5,912.32 mi (9,514.96 km) |
| Levelland to Ovada | 5,517.60 mi (8,879.71 km) |
| Levelland to Ozieri | 5,705.00 mi (9,181.31 km) |
| Levelland to Paceco | 5,965.70 mi (9,600.87 km) |
