| Groningen to Pyskowice | 550.00 mi (885.14 km) |
| Groningen to Raciborz | 544.17 mi (875.76 km) |
| Groningen to Radom | 627.75 mi (1,010.26 km) |
| Groningen to Radomsko | 565.25 mi (909.69 km) |
| Groningen to Radzionkow Nowy | 560.61 mi (902.22 km) |
| Groningen to Radzymin | 611.77 mi (984.56 km) |
| Groningen to Radzyn Podlaski | 681.15 mi (1,096.20 km) |
| Groningen to Rawa Mazowiecka | 583.51 mi (939.07 km) |
| Groningen to Rawicz | 447.26 mi (719.79 km) |
| Groningen to Reda | 488.54 mi (786.23 km) |
| Groningen to Rogozno | 434.80 mi (699.74 km) |
| Groningen to Ropczyce | 679.97 mi (1,094.31 km) |
| Groningen to Ruda Slaska | 563.03 mi (906.10 km) |
| Groningen to Rumia | 490.15 mi (788.82 km) |
| Groningen to Rury | 687.18 mi (1,105.90 km) |
