| Radzyn Podlaski to Orbetello | 837.46 mi (1,347.76 km) |
| Radzyn Podlaski to Oria | 814.87 mi (1,311.40 km) |
| Radzyn Podlaski to Oristano | 1,059.04 mi (1,704.36 km) |
| Radzyn Podlaski to Orta Nova | 792.48 mi (1,275.37 km) |
| Radzyn Podlaski to Orte | 802.47 mi (1,291.45 km) |
| Radzyn Podlaski to Ortona | 756.92 mi (1,218.15 km) |
| Radzyn Podlaski to Orvieto | 795.45 mi (1,280.15 km) |
| Radzyn Podlaski to Orzinuovi | 726.91 mi (1,169.84 km) |
| Radzyn Podlaski to Osimo | 712.95 mi (1,147.39 km) |
| Radzyn Podlaski to Ospitaletto | 714.70 mi (1,150.21 km) |
| Radzyn Podlaski to Ostuni | 800.03 mi (1,287.53 km) |
| Radzyn Podlaski to Ottaviano | 848.32 mi (1,365.23 km) |
| Radzyn Podlaski to Ovada | 808.77 mi (1,301.60 km) |
| Radzyn Podlaski to Ozieri | 1,008.14 mi (1,622.45 km) |
| Radzyn Podlaski to Paceco | 1,071.12 mi (1,723.81 km) |
