| Warren to Idar-Oberstein | 4,088.48 mi (6,579.77 km) |
| Warren to Idstein | 4,106.99 mi (6,609.57 km) |
| Warren to Illertissen | 4,249.74 mi (6,839.30 km) |
| Warren to Illingen | 4,090.32 mi (6,582.73 km) |
| Warren to Ilmenau | 4,189.07 mi (6,741.66 km) |
| Warren to Ilsede | 4,104.49 mi (6,605.54 km) |
| Warren to Ilsenburg | 4,137.03 mi (6,657.91 km) |
| Warren to Ilsfeld | 4,186.63 mi (6,737.73 km) |
| Warren to Ilvesheim | 4,145.07 mi (6,670.85 km) |
| Warren to Immenstadt im Allgau | 4,279.56 mi (6,887.28 km) |
| Warren to Ingelheim | 4,107.51 mi (6,610.40 km) |
| Warren to Ingolstadt | 4,280.32 mi (6,888.50 km) |
| Warren to Iserlohn | 4,043.22 mi (6,506.93 km) |
| Warren to Isernhagen-Sud | 4,086.73 mi (6,576.96 km) |
| Warren to Ismaning | 4,310.35 mi (6,936.85 km) |
