| Laguna de Duero to Idar-Oberstein | 806.25 mi (1,297.53 km) |
| Laguna de Duero to Idstein | 861.58 mi (1,386.59 km) |
| Laguna de Duero to Illertissen | 854.95 mi (1,375.90 km) |
| Laguna de Duero to Illingen | 782.55 mi (1,259.39 km) |
| Laguna de Duero to Ilmenau | 974.19 mi (1,567.81 km) |
| Laguna de Duero to Ilsede | 1,015.56 mi (1,634.39 km) |
| Laguna de Duero to Ilsenburg | 1,014.34 mi (1,632.42 km) |
| Laguna de Duero to Ilsfeld | 850.19 mi (1,368.24 km) |
| Laguna de Duero to Ilvesheim | 840.80 mi (1,353.14 km) |
| Laguna de Duero to Immenstadt im Allgau | 841.24 mi (1,353.84 km) |
| Laguna de Duero to Ingelheim | 843.43 mi (1,357.37 km) |
| Laguna de Duero to Ingolstadt | 926.79 mi (1,491.52 km) |
| Laguna de Duero to Iserlohn | 895.10 mi (1,440.52 km) |
| Laguna de Duero to Isernhagen-Sud | 1,012.87 mi (1,630.06 km) |
| Laguna de Duero to Ismaning | 921.35 mi (1,482.77 km) |
