| Rapid City to Idar-Oberstein | 4,728.17 mi (7,609.25 km) |
| Rapid City to Idstein | 4,734.58 mi (7,619.57 km) |
| Rapid City to Illertissen | 4,890.12 mi (7,869.89 km) |
| Rapid City to Illingen | 4,735.68 mi (7,621.34 km) |
| Rapid City to Ilmenau | 4,794.59 mi (7,716.15 km) |
| Rapid City to Ilsede | 4,694.77 mi (7,555.50 km) |
| Rapid City to Ilsenburg | 4,729.32 mi (7,611.10 km) |
| Rapid City to Ilsfeld | 4,822.43 mi (7,760.95 km) |
| Rapid City to Ilvesheim | 4,780.02 mi (7,692.70 km) |
| Rapid City to Immenstadt im Allgau | 4,926.62 mi (7,928.63 km) |
| Rapid City to Ingelheim | 4,739.46 mi (7,627.42 km) |
| Rapid City to Ingolstadt | 4,905.65 mi (7,894.89 km) |
| Rapid City to Iserlohn | 4,659.88 mi (7,499.35 km) |
| Rapid City to Isernhagen-Sud | 4,676.84 mi (7,526.65 km) |
| Rapid City to Ismaning | 4,940.34 mi (7,950.71 km) |
