| Morgan City to Orbetello | 5,434.66 mi (8,746.24 km) |
| Morgan City to Oria | 5,787.28 mi (9,313.73 km) |
| Morgan City to Oristano | 5,402.40 mi (8,694.33 km) |
| Morgan City to Orta Nova | 5,671.94 mi (9,128.10 km) |
| Morgan City to Orte | 5,485.51 mi (8,828.08 km) |
| Morgan City to Ortona | 5,577.17 mi (8,975.59 km) |
| Morgan City to Orvieto | 5,464.35 mi (8,794.02 km) |
| Morgan City to Orzinuovi | 5,278.73 mi (8,495.29 km) |
| Morgan City to Osimo | 5,496.58 mi (8,845.89 km) |
| Morgan City to Ospitaletto | 5,279.51 mi (8,496.55 km) |
| Morgan City to Ostuni | 5,776.05 mi (9,295.66 km) |
| Morgan City to Ottaviano | 5,635.72 mi (9,069.82 km) |
| Morgan City to Ovada | 5,248.46 mi (8,446.58 km) |
| Morgan City to Ozieri | 5,398.58 mi (8,688.18 km) |
| Morgan City to Paceco | 5,653.04 mi (9,097.68 km) |
