| Grimbergen to Pyskowice | 623.63 mi (1,003.63 km) |
| Grimbergen to Raciborz | 610.50 mi (982.51 km) |
| Grimbergen to Radom | 725.82 mi (1,168.10 km) |
| Grimbergen to Radomsko | 654.05 mi (1,052.59 km) |
| Grimbergen to Radzionkow Nowy | 635.23 mi (1,022.30 km) |
| Grimbergen to Radzymin | 725.39 mi (1,167.40 km) |
| Grimbergen to Radzyn Podlaski | 787.13 mi (1,266.76 km) |
| Grimbergen to Rawa Mazowiecka | 685.89 mi (1,103.83 km) |
| Grimbergen to Rawicz | 540.58 mi (869.98 km) |
| Grimbergen to Reda | 635.43 mi (1,022.62 km) |
| Grimbergen to Rogozno | 552.22 mi (888.70 km) |
| Grimbergen to Ropczyce | 758.23 mi (1,220.26 km) |
| Grimbergen to Ruda Slaska | 635.29 mi (1,022.41 km) |
| Grimbergen to Rumia | 636.28 mi (1,024.00 km) |
| Grimbergen to Rury | 785.28 mi (1,263.79 km) |
