| Blue Ash to Idar-Oberstein | 4,291.34 mi (6,906.24 km) |
| Blue Ash to Idstein | 4,311.61 mi (6,938.87 km) |
| Blue Ash to Illertissen | 4,451.79 mi (7,164.46 km) |
| Blue Ash to Illingen | 4,292.28 mi (6,907.75 km) |
| Blue Ash to Ilmenau | 4,396.53 mi (7,075.53 km) |
| Blue Ash to Ilsede | 4,314.37 mi (6,943.30 km) |
| Blue Ash to Ilsenburg | 4,346.51 mi (6,995.03 km) |
| Blue Ash to Ilsfeld | 4,389.66 mi (7,064.48 km) |
| Blue Ash to Ilvesheim | 4,348.41 mi (6,998.09 km) |
| Blue Ash to Immenstadt im Allgau | 4,480.41 mi (7,210.52 km) |
| Blue Ash to Ingelheim | 4,311.47 mi (6,938.65 km) |
| Blue Ash to Ingolstadt | 4,484.53 mi (7,217.16 km) |
| Blue Ash to Iserlohn | 4,249.72 mi (6,839.26 km) |
| Blue Ash to Isernhagen-Sud | 4,296.70 mi (6,914.87 km) |
| Blue Ash to Ismaning | 4,513.74 mi (7,264.17 km) |
