| Grenzach-Wyhlen to Idstein | 186.51 mi (300.15 km) |
| Grenzach-Wyhlen to Illertissen | 121.35 mi (195.30 km) |
| Grenzach-Wyhlen to Illingen | 129.10 mi (207.77 km) |
| Grenzach-Wyhlen to Ilmenau | 261.80 mi (421.33 km) |
| Grenzach-Wyhlen to Ilsede | 344.54 mi (554.48 km) |
| Grenzach-Wyhlen to Ilsenburg | 327.25 mi (526.67 km) |
| Grenzach-Wyhlen to Ilsfeld | 126.73 mi (203.96 km) |
| Grenzach-Wyhlen to Ilvesheim | 139.07 mi (223.81 km) |
| Grenzach-Wyhlen to Immenstadt im Allgau | 119.25 mi (191.91 km) |
| Grenzach-Wyhlen to Ingelheim | 168.39 mi (270.99 km) |
| Grenzach-Wyhlen to Ingolstadt | 192.67 mi (310.07 km) |
| Grenzach-Wyhlen to Iserlohn | 264.74 mi (426.05 km) |
| Grenzach-Wyhlen to Isernhagen-Sud | 351.15 mi (565.12 km) |
| Grenzach-Wyhlen to Ismaning | 191.67 mi (308.47 km) |
| Grenzach-Wyhlen to Isny im Allgau | 111.26 mi (179.06 km) |
