| Rockville Centre to Rheinbach | 3,757.08 mi (6,046.43 km) |
| Rockville Centre to Rheinberg | 3,718.85 mi (5,984.91 km) |
| Rockville Centre to Rheine | 3,732.51 mi (6,006.89 km) |
| Rockville Centre to Rheinfelden (Baden) | 3,878.85 mi (6,242.41 km) |
| Rockville Centre to Ribnitz-Damgarten | 3,870.40 mi (6,228.81 km) |
| Rockville Centre to Richterich | 3,716.59 mi (5,981.27 km) |
| Rockville Centre to Riedlingen | 3,931.28 mi (6,326.79 km) |
| Rockville Centre to Riegelsberg | 3,793.34 mi (6,104.79 km) |
| Rockville Centre to Rielasingen-Worblingen | 3,917.65 mi (6,304.86 km) |
| Rockville Centre to Riesa | 3,988.41 mi (6,418.73 km) |
| Rockville Centre to Rietberg | 3,784.59 mi (6,090.70 km) |
| Rockville Centre to Rinteln | 3,799.30 mi (6,114.39 km) |
| Rockville Centre to Ritterhude | 3,760.12 mi (6,051.33 km) |
| Rockville Centre to Rodenbach | 3,854.52 mi (6,203.25 km) |
| Rockville Centre to Rodental | 3,932.04 mi (6,328.00 km) |
