| Gresham to Idar-Oberstein | 5,200.70 mi (8,369.72 km) |
| Gresham to Idstein | 5,195.03 mi (8,360.59 km) |
| Gresham to Illertissen | 5,355.64 mi (8,619.08 km) |
| Gresham to Illingen | 5,213.39 mi (8,390.14 km) |
| Gresham to Ilmenau | 5,230.62 mi (8,417.87 km) |
| Gresham to Ilsede | 5,121.13 mi (8,241.67 km) |
| Gresham to Ilsenburg | 5,155.84 mi (8,297.52 km) |
| Gresham to Ilsfeld | 5,286.65 mi (8,508.04 km) |
| Gresham to Ilvesheim | 5,245.44 mi (8,441.72 km) |
| Gresham to Immenstadt im Allgau | 5,397.05 mi (8,685.71 km) |
| Gresham to Ingelheim | 5,203.90 mi (8,374.88 km) |
| Gresham to Ingolstadt | 5,355.63 mi (8,619.05 km) |
| Gresham to Iserlohn | 5,113.44 mi (8,229.29 km) |
| Gresham to Isernhagen-Sud | 5,103.97 mi (8,214.05 km) |
| Gresham to Ismaning | 5,393.24 mi (8,679.58 km) |
