| Prospect Heights to Rheinbach | 4,243.91 mi (6,829.91 km) |
| Prospect Heights to Rheinberg | 4,197.33 mi (6,754.94 km) |
| Prospect Heights to Rheine | 4,200.33 mi (6,759.78 km) |
| Prospect Heights to Rheinfelden (Baden) | 4,393.05 mi (7,069.93 km) |
| Prospect Heights to Ribnitz-Damgarten | 4,299.60 mi (6,919.53 km) |
| Prospect Heights to Richterich | 4,204.63 mi (6,766.71 km) |
| Prospect Heights to Riedlingen | 4,433.59 mi (7,135.17 km) |
| Prospect Heights to Riegelsberg | 4,293.79 mi (6,910.19 km) |
| Prospect Heights to Rielasingen-Worblingen | 4,426.32 mi (7,123.48 km) |
| Prospect Heights to Riesa | 4,445.29 mi (7,154.00 km) |
| Prospect Heights to Rietberg | 4,254.12 mi (6,846.35 km) |
| Prospect Heights to Rinteln | 4,262.47 mi (6,859.78 km) |
| Prospect Heights to Ritterhude | 4,213.72 mi (6,781.33 km) |
| Prospect Heights to Rodenbach | 4,338.90 mi (6,982.79 km) |
| Prospect Heights to Rodental | 4,407.60 mi (7,093.35 km) |
