| Steamboat Springs to Idar-Oberstein | 5,036.93 mi (8,106.16 km) |
| Steamboat Springs to Idstein | 5,043.54 mi (8,116.79 km) |
| Steamboat Springs to Illertissen | 5,198.94 mi (8,366.89 km) |
| Steamboat Springs to Illingen | 5,044.34 mi (8,118.08 km) |
| Steamboat Springs to Ilmenau | 5,103.72 mi (8,213.64 km) |
| Steamboat Springs to Ilsede | 5,003.89 mi (8,052.98 km) |
| Steamboat Springs to Ilsenburg | 5,038.44 mi (8,108.59 km) |
| Steamboat Springs to Ilsfeld | 5,131.30 mi (8,258.03 km) |
| Steamboat Springs to Ilvesheim | 5,088.89 mi (8,189.77 km) |
| Steamboat Springs to Immenstadt im Allgau | 5,235.33 mi (8,425.46 km) |
| Steamboat Springs to Ingelheim | 5,048.35 mi (8,124.54 km) |
| Steamboat Springs to Ingolstadt | 5,214.68 mi (8,392.22 km) |
| Steamboat Springs to Iserlohn | 4,968.93 mi (7,996.72 km) |
| Steamboat Springs to Isernhagen-Sud | 4,985.96 mi (8,024.13 km) |
| Steamboat Springs to Ismaning | 5,249.32 mi (8,447.97 km) |
