| Naperville to Rheinbach | 4,269.85 mi (6,871.66 km) |
| Naperville to Rheinberg | 4,223.38 mi (6,796.88 km) |
| Naperville to Rheine | 4,226.54 mi (6,801.96 km) |
| Naperville to Rheinfelden (Baden) | 4,418.56 mi (7,110.99 km) |
| Naperville to Ribnitz-Damgarten | 4,326.29 mi (6,962.50 km) |
| Naperville to Richterich | 4,230.55 mi (6,808.41 km) |
| Naperville to Riedlingen | 4,459.32 mi (7,176.58 km) |
| Naperville to Riegelsberg | 4,319.52 mi (6,951.60 km) |
| Naperville to Rielasingen-Worblingen | 4,451.94 mi (7,164.71 km) |
| Naperville to Riesa | 4,471.69 mi (7,196.49 km) |
| Naperville to Rietberg | 4,280.32 mi (6,888.51 km) |
| Naperville to Rinteln | 4,288.75 mi (6,902.08 km) |
| Naperville to Ritterhude | 4,240.12 mi (6,823.82 km) |
| Naperville to Rodenbach | 4,364.90 mi (7,024.63 km) |
| Naperville to Rodental | 4,433.75 mi (7,135.43 km) |
