| Socuellamos to Orbetello | 762.43 mi (1,227.01 km) |
| Socuellamos to Oria | 1,083.61 mi (1,743.90 km) |
| Socuellamos to Oristano | 607.21 mi (977.22 km) |
| Socuellamos to Orta Nova | 983.17 mi (1,582.26 km) |
| Socuellamos to Orte | 821.42 mi (1,321.94 km) |
| Socuellamos to Ortona | 921.75 mi (1,483.41 km) |
| Socuellamos to Orvieto | 811.10 mi (1,305.33 km) |
| Socuellamos to Orzinuovi | 773.47 mi (1,244.78 km) |
| Socuellamos to Osimo | 890.29 mi (1,432.78 km) |
| Socuellamos to Ospitaletto | 784.58 mi (1,262.66 km) |
| Socuellamos to Ostuni | 1,080.48 mi (1,738.86 km) |
| Socuellamos to Ottaviano | 918.00 mi (1,477.38 km) |
| Socuellamos to Ovada | 693.18 mi (1,115.57 km) |
| Socuellamos to Ozieri | 630.83 mi (1,015.22 km) |
| Socuellamos to Paceco | 832.03 mi (1,339.02 km) |
