| Glenmont to Idar-Oberstein | 4,006.54 mi (6,447.90 km) |
| Glenmont to Idstein | 4,030.84 mi (6,487.01 km) |
| Glenmont to Illertissen | 4,164.44 mi (6,702.02 km) |
| Glenmont to Illingen | 4,005.44 mi (6,446.13 km) |
| Glenmont to Ilmenau | 4,122.37 mi (6,634.32 km) |
| Glenmont to Ilsede | 4,046.97 mi (6,512.96 km) |
| Glenmont to Ilsenburg | 4,077.87 mi (6,562.70 km) |
| Glenmont to Ilsfeld | 4,104.82 mi (6,606.06 km) |
| Glenmont to Ilvesheim | 4,064.47 mi (6,541.13 km) |
| Glenmont to Immenstadt im Allgau | 4,190.31 mi (6,743.65 km) |
| Glenmont to Ingelheim | 4,029.14 mi (6,484.28 km) |
| Glenmont to Ingolstadt | 4,202.03 mi (6,762.52 km) |
| Glenmont to Iserlohn | 3,973.82 mi (6,395.24 km) |
| Glenmont to Isernhagen-Sud | 4,029.64 mi (6,485.08 km) |
| Glenmont to Ismaning | 4,229.19 mi (6,806.22 km) |
