| Atchison to Orbetello | 5,137.55 mi (8,268.08 km) |
| Atchison to Oria | 5,474.69 mi (8,810.67 km) |
| Atchison to Oristano | 5,143.27 mi (8,277.29 km) |
| Atchison to Orta Nova | 5,362.19 mi (8,629.61 km) |
| Atchison to Orte | 5,182.37 mi (8,340.21 km) |
| Atchison to Ortona | 5,264.90 mi (8,473.04 km) |
| Atchison to Orvieto | 5,160.13 mi (8,304.43 km) |
| Atchison to Orzinuovi | 4,959.12 mi (7,980.92 km) |
| Atchison to Osimo | 5,178.42 mi (8,333.87 km) |
| Atchison to Ospitaletto | 4,957.76 mi (7,978.75 km) |
| Atchison to Ostuni | 5,461.68 mi (8,789.72 km) |
| Atchison to Ottaviano | 5,336.87 mi (8,588.86 km) |
| Atchison to Ovada | 4,942.13 mi (7,953.60 km) |
| Atchison to Ozieri | 5,130.61 mi (8,256.92 km) |
| Atchison to Paceco | 5,391.46 mi (8,676.72 km) |
