| Willoughby to Rheinbach | 4,019.51 mi (6,468.78 km) |
| Willoughby to Rheinberg | 3,976.41 mi (6,399.41 km) |
| Willoughby to Rheine | 3,984.07 mi (6,411.74 km) |
| Willoughby to Rheinfelden (Baden) | 4,157.21 mi (6,690.38 km) |
| Willoughby to Ribnitz-Damgarten | 4,100.63 mi (6,599.32 km) |
| Willoughby to Richterich | 3,979.57 mi (6,404.50 km) |
| Willoughby to Riedlingen | 4,203.07 mi (6,764.19 km) |
| Willoughby to Riegelsberg | 4,063.63 mi (6,539.78 km) |
| Willoughby to Rielasingen-Worblingen | 4,193.00 mi (6,747.98 km) |
| Willoughby to Riesa | 4,234.72 mi (6,815.12 km) |
| Willoughby to Rietberg | 4,037.31 mi (6,497.43 km) |
| Willoughby to Rinteln | 4,048.47 mi (6,515.39 km) |
| Willoughby to Ritterhude | 4,003.72 mi (6,443.37 km) |
| Willoughby to Rodenbach | 4,115.91 mi (6,623.91 km) |
| Willoughby to Rodental | 4,188.70 mi (6,741.07 km) |
