| Rockford to Rheinbach | 4,278.18 mi (6,885.07 km) |
| Rockford to Rheinberg | 4,230.97 mi (6,809.09 km) |
| Rockford to Rheine | 4,233.10 mi (6,812.52 km) |
| Rockford to Rheinfelden (Baden) | 4,429.41 mi (7,128.45 km) |
| Rockford to Ribnitz-Damgarten | 4,329.07 mi (6,966.96 km) |
| Rockford to Richterich | 4,239.06 mi (6,822.10 km) |
| Rockford to Riedlingen | 4,468.91 mi (7,192.02 km) |
| Rockford to Riegelsberg | 4,329.13 mi (6,967.06 km) |
| Rockford to Rielasingen-Worblingen | 4,462.19 mi (7,181.20 km) |
| Rockford to Riesa | 4,476.83 mi (7,204.77 km) |
| Rockford to Rietberg | 4,286.96 mi (6,899.20 km) |
| Rockford to Rinteln | 4,294.77 mi (6,911.76 km) |
| Rockford to Ritterhude | 4,245.31 mi (6,832.17 km) |
| Rockford to Rodenbach | 4,372.86 mi (7,037.43 km) |
| Rockford to Rodental | 4,440.74 mi (7,146.68 km) |
