| Riedlingen to Isny im Allgau | 41.39 mi (66.61 km) |
| Riedlingen to Isselburg | 287.00 mi (461.88 km) |
| Riedlingen to Issum | 270.33 mi (435.06 km) |
| Riedlingen to Itzehoe | 398.65 mi (641.57 km) |
| Riedlingen to Jena | 213.65 mi (343.84 km) |
| Riedlingen to Jever | 380.62 mi (612.55 km) |
| Riedlingen to Jork | 371.77 mi (598.31 km) |
| Riedlingen to Juchen | 243.08 mi (391.19 km) |
| Riedlingen to Julich | 236.70 mi (380.93 km) |
| Riedlingen to Juterbog | 309.43 mi (497.99 km) |
| Riedlingen to Kaarst | 247.02 mi (397.54 km) |
| Riedlingen to Kaiserslautern | 118.10 mi (190.07 km) |
| Riedlingen to Kalkar | 285.07 mi (458.77 km) |
| Riedlingen to Kall | 211.34 mi (340.11 km) |
| Riedlingen to Kaltenkirchen | 393.32 mi (632.99 km) |
