| Watford to Rheinbach | 325.99 mi (524.63 km) |
| Watford to Rheinberg | 300.23 mi (483.18 km) |
| Watford to Rheine | 335.91 mi (540.59 km) |
| Watford to Rheinfelden (Baden) | 462.56 mi (744.42 km) |
| Watford to Ribnitz-Damgarten | 563.70 mi (907.18 km) |
| Watford to Richterich | 285.36 mi (459.24 km) |
| Watford to Riedlingen | 500.73 mi (805.84 km) |
| Watford to Riegelsberg | 361.14 mi (581.20 km) |
| Watford to Rielasingen-Worblingen | 493.15 mi (793.65 km) |
| Watford to Riesa | 588.67 mi (947.38 km) |
| Watford to Rietberg | 377.75 mi (607.93 km) |
| Watford to Rinteln | 405.23 mi (652.16 km) |
| Watford to Ritterhude | 399.64 mi (643.16 km) |
| Watford to Rodenbach | 423.47 mi (681.51 km) |
| Watford to Rodental | 507.10 mi (816.10 km) |
