| Moncks Corner to Orbetello | 4,777.27 mi (7,688.27 km) |
| Moncks Corner to Oria | 5,133.24 mi (8,261.16 km) |
| Moncks Corner to Oristano | 4,732.11 mi (7,615.59 km) |
| Moncks Corner to Orta Nova | 5,017.64 mi (8,075.11 km) |
| Moncks Corner to Orte | 4,830.05 mi (7,773.21 km) |
| Moncks Corner to Ortona | 4,924.60 mi (7,925.38 km) |
| Moncks Corner to Orvieto | 4,809.47 mi (7,740.09 km) |
| Moncks Corner to Orzinuovi | 4,631.65 mi (7,453.92 km) |
| Moncks Corner to Osimo | 4,847.07 mi (7,800.60 km) |
| Moncks Corner to Ospitaletto | 4,633.34 mi (7,456.65 km) |
| Moncks Corner to Ostuni | 5,122.81 mi (8,244.37 km) |
| Moncks Corner to Ottaviano | 4,977.51 mi (8,010.52 km) |
| Moncks Corner to Ovada | 4,596.12 mi (7,396.74 km) |
| Moncks Corner to Ozieri | 4,731.14 mi (7,614.04 km) |
| Moncks Corner to Paceco | 4,981.99 mi (8,017.74 km) |
