| Issum to Ratzeburg | 234.94 mi (378.10 km) |
| Issum to Raubling | 362.72 mi (583.74 km) |
| Issum to Rauenberg | 186.27 mi (299.78 km) |
| Issum to Raunheim | 137.46 mi (221.23 km) |
| Issum to Ravensburg | 296.02 mi (476.40 km) |
| Issum to Recke | 79.62 mi (128.13 km) |
| Issum to Recklinghausen | 31.87 mi (51.29 km) |
| Issum to Regen | 345.42 mi (555.90 km) |
| Issum to Regensburg | 304.53 mi (490.09 km) |
| Issum to Regenstauf | 301.79 mi (485.68 km) |
| Issum to Rehau | 259.43 mi (417.51 km) |
| Issum to Rehburg-Loccum | 134.15 mi (215.89 km) |
| Issum to Rehlingen-Siersburg | 150.37 mi (242.00 km) |
| Issum to Reichelsheim | 164.59 mi (264.88 km) |
| Issum to Reichenbach/Vogtland | 262.84 mi (423.01 km) |
