| Naperville to Rende | 5,098.95 mi (8,205.97 km) |
| Naperville to Resana | 4,656.54 mi (7,493.98 km) |
| Naperville to Rescaldina | 4,540.68 mi (7,307.52 km) |
| Naperville to Rezzato | 4,598.28 mi (7,400.22 km) |
| Naperville to Rho | 4,547.32 mi (7,318.20 km) |
| Naperville to Ribera | 5,061.76 mi (8,146.11 km) |
| Naperville to Riccione Marina | 4,752.74 mi (7,648.80 km) |
| Naperville to Riesi | 5,105.64 mi (8,216.73 km) |
| Naperville to Rieti | 4,829.48 mi (7,772.29 km) |
| Naperville to Rignano Flaminio | 4,823.41 mi (7,762.53 km) |
| Naperville to Rignano sull'Arno | 4,717.33 mi (7,591.81 km) |
| Naperville to Rimini | 4,747.02 mi (7,639.58 km) |
| Naperville to Rionero in Vulture | 5,006.73 mi (8,057.55 km) |
| Naperville to Riposto | 5,131.61 mi (8,258.52 km) |
| Naperville to Riva del Garda | 4,603.78 mi (7,409.07 km) |
