| Williamstown to Rheinbach | 3,854.68 mi (6,203.51 km) |
| Williamstown to Rheinberg | 3,816.53 mi (6,142.12 km) |
| Williamstown to Rheine | 3,830.26 mi (6,164.20 km) |
| Williamstown to Rheinfelden (Baden) | 3,975.98 mi (6,398.73 km) |
| Williamstown to Ribnitz-Damgarten | 3,968.12 mi (6,386.07 km) |
| Williamstown to Richterich | 3,814.18 mi (6,138.33 km) |
| Williamstown to Riedlingen | 4,028.63 mi (6,483.46 km) |
| Williamstown to Riegelsberg | 3,890.75 mi (6,261.56 km) |
| Williamstown to Rielasingen-Worblingen | 4,014.89 mi (6,461.34 km) |
| Williamstown to Riesa | 4,086.19 mi (6,576.08 km) |
| Williamstown to Rietberg | 3,882.33 mi (6,248.00 km) |
| Williamstown to Rinteln | 3,897.07 mi (6,271.72 km) |
| Williamstown to Ritterhude | 3,857.90 mi (6,208.70 km) |
| Williamstown to Rodenbach | 3,952.13 mi (6,360.34 km) |
| Williamstown to Rodental | 4,029.72 mi (6,485.21 km) |
