| Joniskis to Orbetello | 1,100.48 mi (1,771.05 km) |
| Joniskis to Oria | 1,120.01 mi (1,802.48 km) |
| Joniskis to Oristano | 1,317.53 mi (2,120.37 km) |
| Joniskis to Orta Nova | 1,088.80 mi (1,752.26 km) |
| Joniskis to Orte | 1,074.09 mi (1,728.58 km) |
| Joniskis to Ortona | 1,042.86 mi (1,678.31 km) |
| Joniskis to Orvieto | 1,063.59 mi (1,711.68 km) |
| Joniskis to Orzinuovi | 953.58 mi (1,534.65 km) |
| Joniskis to Osimo | 987.13 mi (1,588.63 km) |
| Joniskis to Ospitaletto | 940.89 mi (1,514.22 km) |
| Joniskis to Ostuni | 1,104.79 mi (1,777.99 km) |
| Joniskis to Ottaviano | 1,139.55 mi (1,833.92 km) |
| Joniskis to Ovada | 1,032.15 mi (1,661.09 km) |
| Joniskis to Ozieri | 1,265.85 mi (2,037.19 km) |
| Joniskis to Paceco | 1,359.89 mi (2,188.52 km) |
