| Slawno to Orbetello | 860.15 mi (1,384.27 km) |
| Slawno to Oria | 958.54 mi (1,542.62 km) |
| Slawno to Oristano | 1,066.74 mi (1,716.76 km) |
| Slawno to Orta Nova | 901.20 mi (1,450.34 km) |
| Slawno to Orte | 844.88 mi (1,359.70 km) |
| Slawno to Ortona | 836.13 mi (1,345.62 km) |
| Slawno to Orvieto | 830.47 mi (1,336.51 km) |
| Slawno to Orzinuovi | 687.16 mi (1,105.88 km) |
| Slawno to Osimo | 765.03 mi (1,231.19 km) |
| Slawno to Ospitaletto | 674.62 mi (1,085.70 km) |
| Slawno to Ostuni | 942.33 mi (1,516.53 km) |
| Slawno to Ottaviano | 938.81 mi (1,510.87 km) |
| Slawno to Ovada | 760.94 mi (1,224.61 km) |
| Slawno to Ozieri | 1,015.42 mi (1,634.16 km) |
| Slawno to Paceco | 1,147.99 mi (1,847.51 km) |
