| Grass Valley to Idar-Oberstein | 5,536.35 mi (8,909.90 km) |
| Grass Valley to Idstein | 5,534.70 mi (8,907.24 km) |
| Grass Valley to Illertissen | 5,694.48 mi (9,164.37 km) |
| Grass Valley to Illingen | 5,547.35 mi (8,927.59 km) |
| Grass Valley to Ilmenau | 5,578.36 mi (8,977.50 km) |
| Grass Valley to Ilsede | 5,471.29 mi (8,805.19 km) |
| Grass Valley to Ilsenburg | 5,506.14 mi (8,861.27 km) |
| Grass Valley to Ilsfeld | 5,625.55 mi (9,053.45 km) |
| Grass Valley to Ilvesheim | 5,583.73 mi (8,986.14 km) |
| Grass Valley to Immenstadt im Allgau | 5,734.45 mi (9,228.70 km) |
| Grass Valley to Ingelheim | 5,542.30 mi (8,919.46 km) |
| Grass Valley to Ingolstadt | 5,699.58 mi (9,172.58 km) |
| Grass Valley to Iserlohn | 5,454.94 mi (8,778.87 km) |
| Grass Valley to Isernhagen-Sud | 5,453.80 mi (8,777.05 km) |
| Grass Valley to Ismaning | 5,736.43 mi (9,231.90 km) |
