| Cities | Distance |
|---|---|
| Grefrath to Reinbek | 222.74 mi (358.47 km) |
| Grefrath to Reinfeld | 244.89 mi (394.11 km) |
| Grefrath to Reinheim | 151.01 mi (243.03 km) |
| Grefrath to Reiskirchen | 119.78 mi (192.77 km) |
| Grefrath to Rellingen | 216.60 mi (348.58 km) |
| Grefrath to Remagen | 65.12 mi (104.80 km) |
| Grefrath to Remscheid | 38.62 mi (62.16 km) |
| Grefrath to Rendsburg | 247.36 mi (398.09 km) |
| Grefrath to Renningen | 211.58 mi (340.50 km) |
| Grefrath to Reutlingen | 234.97 mi (378.15 km) |
| Grefrath to Rhaude | 136.41 mi (219.54 km) |
| Grefrath to Rheda-Wiedenbruck | 91.06 mi (146.55 km) |
| Grefrath to Rhede | 37.65 mi (60.60 km) |
| Grefrath to Rheinau | 197.48 mi (317.82 km) |
| Grefrath to Rheinbach | 55.33 mi (89.04 km) |