| Watertown Town to Rheinbach | 3,584.03 mi (5,767.94 km) |
| Watertown Town to Rheinberg | 3,545.62 mi (5,706.13 km) |
| Watertown Town to Rheine | 3,559.14 mi (5,727.87 km) |
| Watertown Town to Rheinfelden (Baden) | 3,706.74 mi (5,965.42 km) |
| Watertown Town to Ribnitz-Damgarten | 3,697.01 mi (5,949.76 km) |
| Watertown Town to Richterich | 3,543.55 mi (5,702.80 km) |
| Watertown Town to Riedlingen | 3,758.74 mi (6,049.11 km) |
| Watertown Town to Riegelsberg | 3,620.68 mi (5,826.92 km) |
| Watertown Town to Rielasingen-Worblingen | 3,745.34 mi (6,027.54 km) |
| Watertown Town to Riesa | 3,814.98 mi (6,139.61 km) |
| Watertown Town to Rietberg | 3,611.24 mi (5,811.73 km) |
| Watertown Town to Rinteln | 3,625.89 mi (5,835.31 km) |
| Watertown Town to Ritterhude | 3,586.65 mi (5,772.16 km) |
| Watertown Town to Rodenbach | 3,681.44 mi (5,924.71 km) |
| Watertown Town to Rodental | 3,758.81 mi (6,049.22 km) |
