| Longwood to Orbetello | 5,032.31 mi (8,098.73 km) |
| Longwood to Oria | 5,389.88 mi (8,674.17 km) |
| Longwood to Oristano | 4,975.66 mi (8,007.55 km) |
| Longwood to Orta Nova | 5,274.41 mi (8,488.35 km) |
| Longwood to Orte | 5,086.46 mi (8,185.87 km) |
| Longwood to Ortona | 5,182.94 mi (8,341.13 km) |
| Longwood to Orvieto | 5,066.38 mi (8,153.56 km) |
| Longwood to Orzinuovi | 4,894.74 mi (7,877.32 km) |
| Longwood to Osimo | 5,107.83 mi (8,220.27 km) |
| Longwood to Ospitaletto | 4,897.04 mi (7,881.02 km) |
| Longwood to Ostuni | 5,380.08 mi (8,658.41 km) |
| Longwood to Ottaviano | 5,231.31 mi (8,418.98 km) |
| Longwood to Ovada | 4,855.59 mi (7,814.31 km) |
| Longwood to Ozieri | 4,977.53 mi (8,010.55 km) |
| Longwood to Paceco | 5,224.02 mi (8,407.25 km) |
