| Delaware to Rheinbach | 4,147.07 mi (6,674.07 km) |
| Delaware to Rheinberg | 4,104.11 mi (6,604.92 km) |
| Delaware to Rheine | 4,111.92 mi (6,617.49 km) |
| Delaware to Rheinfelden (Baden) | 4,284.09 mi (6,894.57 km) |
| Delaware to Ribnitz-Damgarten | 4,228.65 mi (6,805.35 km) |
| Delaware to Richterich | 4,107.10 mi (6,609.74 km) |
| Delaware to Riedlingen | 4,330.29 mi (6,968.92 km) |
| Delaware to Riegelsberg | 4,190.89 mi (6,744.58 km) |
| Delaware to Rielasingen-Worblingen | 4,320.04 mi (6,952.44 km) |
| Delaware to Riesa | 4,362.67 mi (7,021.04 km) |
| Delaware to Rietberg | 4,165.14 mi (6,703.15 km) |
| Delaware to Rinteln | 4,176.37 mi (6,721.22 km) |
| Delaware to Ritterhude | 4,131.70 mi (6,649.32 km) |
| Delaware to Rodenbach | 4,243.51 mi (6,829.27 km) |
| Delaware to Rodental | 4,316.45 mi (6,946.66 km) |
