| Prospect Heights to Rosolini | 5,138.48 mi (8,269.58 km) |
| Prospect Heights to Rossano | 5,081.33 mi (8,177.61 km) |
| Prospect Heights to Rottofreno | 4,561.66 mi (7,341.27 km) |
| Prospect Heights to Rovato | 4,558.36 mi (7,335.98 km) |
| Prospect Heights to Roverbella | 4,600.63 mi (7,404.00 km) |
| Prospect Heights to Rovereto | 4,586.00 mi (7,380.46 km) |
| Prospect Heights to Rovigo | 4,648.23 mi (7,480.61 km) |
| Prospect Heights to Rozzano | 4,532.71 mi (7,294.69 km) |
| Prospect Heights to Rubano | 4,633.00 mi (7,456.10 km) |
| Prospect Heights to Rubiera | 4,626.96 mi (7,446.37 km) |
| Prospect Heights to Ruffano | 5,126.05 mi (8,249.59 km) |
| Prospect Heights to Russi | 4,687.31 mi (7,543.50 km) |
| Prospect Heights to Rutigliano | 5,029.40 mi (8,094.04 km) |
| Prospect Heights to Ruvo di Puglia | 5,004.71 mi (8,054.30 km) |
| Prospect Heights to Sabaudia | 4,859.25 mi (7,820.20 km) |
