| Illzach to Ratzeburg | 434.97 mi (700.01 km) |
| Illzach to Raubling | 220.79 mi (355.33 km) |
| Illzach to Rauenberg | 119.93 mi (193.00 km) |
| Illzach to Raunheim | 162.29 mi (261.19 km) |
| Illzach to Ravensburg | 105.07 mi (169.10 km) |
| Illzach to Recke | 317.41 mi (510.82 km) |
| Illzach to Recklinghausen | 262.88 mi (423.06 km) |
| Illzach to Regen | 277.76 mi (447.01 km) |
| Illzach to Regensburg | 233.31 mi (375.48 km) |
| Illzach to Regenstauf | 237.80 mi (382.70 km) |
| Illzach to Rehau | 271.63 mi (437.14 km) |
| Illzach to Rehburg-Loccum | 332.90 mi (535.74 km) |
| Illzach to Rehlingen-Siersburg | 113.80 mi (183.15 km) |
| Illzach to Reichelsheim | 149.82 mi (241.12 km) |
| Illzach to Reichenbach/Vogtland | 297.10 mi (478.13 km) |
