| Prospect Heights to Rodgau | 4,338.56 mi (6,982.23 km) |
| Prospect Heights to Roding | 4,503.92 mi (7,248.36 km) |
| Prospect Heights to Rodinghausen | 4,238.76 mi (6,821.63 km) |
| Prospect Heights to Roetgen | 4,215.56 mi (6,784.28 km) |
| Prospect Heights to Rommerskirchen | 4,219.49 mi (6,790.61 km) |
| Prospect Heights to Ronnenberg | 4,277.85 mi (6,884.53 km) |
| Prospect Heights to Rosbach vor der Hohe | 4,320.97 mi (6,953.93 km) |
| Prospect Heights to Rosdorf | 4,317.99 mi (6,949.13 km) |
| Prospect Heights to Rosenheim | 4,545.51 mi (7,315.29 km) |
| Prospect Heights to Rosrath | 4,242.54 mi (6,827.71 km) |
| Prospect Heights to Rossdorf | 4,339.98 mi (6,984.53 km) |
| Prospect Heights to Rosstal | 4,436.26 mi (7,139.47 km) |
| Prospect Heights to Rostock | 4,294.97 mi (6,912.08 km) |
| Prospect Heights to Rotenburg an der Fulda | 4,331.34 mi (6,970.61 km) |
| Prospect Heights to Roth | 4,450.06 mi (7,161.67 km) |
