| Radviliskis to Orzesze | 438.25 mi (705.29 km) |
| Radviliskis to Osowa | 221.93 mi (357.16 km) |
| Radviliskis to Ostroda | 203.59 mi (327.65 km) |
| Radviliskis to Ostroleka | 204.96 mi (329.85 km) |
| Radviliskis to Ostrow Mazowiecka | 217.68 mi (350.32 km) |
| Radviliskis to Ostrow Wielkopolski | 370.13 mi (595.66 km) |
| Radviliskis to Ostrowiec Swietokrzyski | 347.70 mi (559.57 km) |
| Radviliskis to Ostrzeszow | 380.18 mi (611.85 km) |
| Radviliskis to Oswiecim | 436.84 mi (703.02 km) |
| Radviliskis to Otwock | 270.85 mi (435.90 km) |
| Radviliskis to Ozarow Mazowiecki | 271.54 mi (437.01 km) |
| Radviliskis to Ozimek | 417.08 mi (671.23 km) |
| Radviliskis to Ozorkow | 316.64 mi (509.58 km) |
| Radviliskis to Pabianice | 333.38 mi (536.52 km) |
| Radviliskis to Parczew | 289.24 mi (465.49 km) |
