| Fond du Lac to Ratingen | 4,153.51 mi (6,684.42 km) |
| Fond du Lac to Ratzeburg | 4,194.52 mi (6,750.43 km) |
| Fond du Lac to Raubling | 4,486.78 mi (7,220.77 km) |
| Fond du Lac to Rauenberg | 4,301.03 mi (6,921.83 km) |
| Fond du Lac to Raunheim | 4,261.61 mi (6,858.40 km) |
| Fond du Lac to Ravensburg | 4,395.43 mi (7,073.77 km) |
| Fond du Lac to Recke | 4,142.96 mi (6,667.45 km) |
| Fond du Lac to Recklinghausen | 4,153.63 mi (6,684.63 km) |
| Fond du Lac to Regen | 4,473.08 mi (7,198.73 km) |
| Fond du Lac to Regensburg | 4,433.55 mi (7,135.11 km) |
| Fond du Lac to Regenstauf | 4,430.62 mi (7,130.39 km) |
| Fond du Lac to Rehau | 4,379.11 mi (7,047.50 km) |
| Fond du Lac to Rehburg-Loccum | 4,191.59 mi (6,745.71 km) |
| Fond du Lac to Rehlingen-Siersburg | 4,222.62 mi (6,795.64 km) |
| Fond du Lac to Reichelsheim | 4,287.86 mi (6,900.65 km) |
