| Gahanna to Reichenbach/Vogtland | 4,355.72 mi (7,009.85 km) |
| Gahanna to Reinbek | 4,180.64 mi (6,728.08 km) |
| Gahanna to Reinfeld | 4,178.38 mi (6,724.45 km) |
| Gahanna to Reinheim | 4,250.84 mi (6,841.07 km) |
| Gahanna to Reiskirchen | 4,224.83 mi (6,799.20 km) |
| Gahanna to Rellingen | 4,160.42 mi (6,695.56 km) |
| Gahanna to Remagen | 4,163.81 mi (6,701.01 km) |
| Gahanna to Remscheid | 4,143.04 mi (6,667.58 km) |
| Gahanna to Rendsburg | 4,133.97 mi (6,652.98 km) |
| Gahanna to Renningen | 4,291.26 mi (6,906.11 km) |
| Gahanna to Reutlingen | 4,312.21 mi (6,939.83 km) |
| Gahanna to Rhaude | 4,093.15 mi (6,587.28 km) |
| Gahanna to Rheda-Wiedenbruck | 4,163.48 mi (6,700.47 km) |
| Gahanna to Rhede | 4,103.26 mi (6,603.57 km) |
| Gahanna to Rheinau | 4,255.04 mi (6,847.83 km) |
