| Willoughby to Ratingen | 3,993.88 mi (6,427.53 km) |
| Willoughby to Ratzeburg | 4,058.65 mi (6,531.77 km) |
| Willoughby to Raubling | 4,319.77 mi (6,952.00 km) |
| Willoughby to Rauenberg | 4,133.69 mi (6,652.53 km) |
| Willoughby to Raunheim | 4,098.04 mi (6,595.16 km) |
| Willoughby to Ravensburg | 4,221.91 mi (6,794.50 km) |
| Willoughby to Recke | 3,991.92 mi (6,424.38 km) |
| Willoughby to Recklinghausen | 3,996.47 mi (6,431.70 km) |
| Willoughby to Regen | 4,315.32 mi (6,944.83 km) |
| Willoughby to Regensburg | 4,273.33 mi (6,877.26 km) |
| Willoughby to Regenstauf | 4,271.11 mi (6,873.69 km) |
| Willoughby to Rehau | 4,225.74 mi (6,800.67 km) |
| Willoughby to Rehburg-Loccum | 4,044.47 mi (6,508.94 km) |
| Willoughby to Rehlingen-Siersburg | 4,050.94 mi (6,519.36 km) |
| Willoughby to Reichelsheim | 4,123.47 mi (6,636.09 km) |
