| Dayton to Rheinbach | 4,214.36 mi (6,782.36 km) |
| Dayton to Rheinberg | 4,171.17 mi (6,712.86 km) |
| Dayton to Rheine | 4,178.68 mi (6,724.93 km) |
| Dayton to Rheinfelden (Baden) | 4,352.04 mi (7,003.92 km) |
| Dayton to Ribnitz-Damgarten | 4,294.16 mi (6,910.78 km) |
| Dayton to Richterich | 4,174.43 mi (6,718.09 km) |
| Dayton to Riedlingen | 4,397.96 mi (7,077.83 km) |
| Dayton to Riegelsberg | 4,258.52 mi (6,853.43 km) |
| Dayton to Rielasingen-Worblingen | 4,387.87 mi (7,061.59 km) |
| Dayton to Riesa | 4,429.09 mi (7,127.93 km) |
| Dayton to Rietberg | 4,231.95 mi (6,810.67 km) |
| Dayton to Rinteln | 4,242.99 mi (6,828.43 km) |
| Dayton to Ritterhude | 4,198.02 mi (6,756.07 km) |
| Dayton to Rodenbach | 4,310.73 mi (6,937.46 km) |
| Dayton to Rodental | 4,383.43 mi (7,054.44 km) |
