| Harrisburg to Idar-Oberstein | 3,946.07 mi (6,350.58 km) |
| Harrisburg to Idstein | 3,969.51 mi (6,388.31 km) |
| Harrisburg to Illertissen | 4,104.62 mi (6,605.74 km) |
| Harrisburg to Illingen | 3,945.42 mi (6,349.54 km) |
| Harrisburg to Ilmenau | 4,059.72 mi (6,533.49 km) |
| Harrisburg to Ilsede | 3,982.94 mi (6,409.93 km) |
| Harrisburg to Ilsenburg | 4,014.11 mi (6,460.08 km) |
| Harrisburg to Ilsfeld | 4,044.41 mi (6,508.85 km) |
| Harrisburg to Ilvesheim | 4,003.84 mi (6,443.56 km) |
| Harrisburg to Immenstadt im Allgau | 4,131.12 mi (6,648.40 km) |
| Harrisburg to Ingelheim | 3,968.15 mi (6,386.12 km) |
| Harrisburg to Ingolstadt | 4,141.16 mi (6,664.56 km) |
| Harrisburg to Iserlohn | 3,911.44 mi (6,294.86 km) |
| Harrisburg to Isernhagen-Sud | 3,965.55 mi (6,381.93 km) |
| Harrisburg to Ismaning | 4,168.78 mi (6,709.01 km) |
