| Radviliskis to Oberkirch | 822.59 mi (1,323.84 km) |
| Radviliskis to Obernburg am Main | 726.84 mi (1,169.73 km) |
| Radviliskis to Obernkirchen | 632.99 mi (1,018.71 km) |
| Radviliskis to Oberschleissheim | 727.23 mi (1,170.36 km) |
| Radviliskis to Oberstdorf | 810.02 mi (1,303.61 km) |
| Radviliskis to Obertraubling | 671.79 mi (1,081.14 km) |
| Radviliskis to Obertshausen | 727.51 mi (1,170.82 km) |
| Radviliskis to Oberursel | 730.61 mi (1,175.81 km) |
| Radviliskis to Ochsenfurt | 704.33 mi (1,133.51 km) |
| Radviliskis to Ochsenhausen | 785.40 mi (1,263.97 km) |
| Radviliskis to Ochtrup | 707.19 mi (1,138.11 km) |
| Radviliskis to Odenthal | 750.12 mi (1,207.20 km) |
| Radviliskis to Oelde | 683.47 mi (1,099.94 km) |
| Radviliskis to Oelsnitz | 599.80 mi (965.29 km) |
| Radviliskis to Oer-Erkenschwick | 723.43 mi (1,164.25 km) |
