| Gebze to Ratingen | 1,295.10 mi (2,084.26 km) |
| Gebze to Ratzeburg | 1,242.54 mi (1,999.68 km) |
| Gebze to Raubling | 980.45 mi (1,577.89 km) |
| Gebze to Rauenberg | 1,163.49 mi (1,872.46 km) |
| Gebze to Raunheim | 1,194.36 mi (1,922.13 km) |
| Gebze to Ravensburg | 1,088.37 mi (1,751.56 km) |
| Gebze to Recke | 1,296.08 mi (2,085.84 km) |
| Gebze to Recklinghausen | 1,291.59 mi (2,078.62 km) |
| Gebze to Regen | 974.03 mi (1,567.55 km) |
| Gebze to Regensburg | 1,017.57 mi (1,637.62 km) |
| Gebze to Regenstauf | 1,019.19 mi (1,640.23 km) |
| Gebze to Rehau | 1,061.92 mi (1,709.00 km) |
| Gebze to Rehburg-Loccum | 1,245.05 mi (2,003.71 km) |
| Gebze to Rehlingen-Siersburg | 1,251.15 mi (2,013.53 km) |
| Gebze to Reichelsheim | 1,170.01 mi (1,882.96 km) |
