| South Bend to Idar-Oberstein | 4,249.85 mi (6,839.47 km) |
| South Bend to Idstein | 4,267.29 mi (6,867.55 km) |
| South Bend to Illertissen | 4,411.50 mi (7,099.62 km) |
| South Bend to Illingen | 4,252.20 mi (6,843.26 km) |
| South Bend to Ilmenau | 4,347.48 mi (6,996.59 km) |
| South Bend to Ilsede | 4,261.22 mi (6,857.76 km) |
| South Bend to Ilsenburg | 4,294.03 mi (6,910.58 km) |
| South Bend to Ilsfeld | 4,347.85 mi (6,997.19 km) |
| South Bend to Ilvesheim | 4,306.13 mi (6,930.04 km) |
| South Bend to Immenstadt im Allgau | 4,441.96 mi (7,148.64 km) |
| South Bend to Ingelheim | 4,268.21 mi (6,869.03 km) |
| South Bend to Ingolstadt | 4,440.77 mi (7,146.73 km) |
| South Bend to Iserlohn | 4,202.35 mi (6,763.04 km) |
| South Bend to Isernhagen-Sud | 4,243.39 mi (6,829.08 km) |
| South Bend to Ismaning | 4,471.30 mi (7,195.85 km) |
