| Knightdale to Idar-Oberstein | 4,216.39 mi (6,785.62 km) |
| Knightdale to Idstein | 4,242.35 mi (6,827.41 km) |
| Knightdale to Illertissen | 4,372.86 mi (7,037.45 km) |
| Knightdale to Illingen | 4,214.40 mi (6,782.42 km) |
| Knightdale to Ilmenau | 4,336.38 mi (6,978.72 km) |
| Knightdale to Ilsede | 4,263.63 mi (6,861.65 km) |
| Knightdale to Ilsenburg | 4,294.03 mi (6,910.58 km) |
| Knightdale to Ilsfeld | 4,314.46 mi (6,943.45 km) |
| Knightdale to Ilvesheim | 4,274.57 mi (6,879.26 km) |
| Knightdale to Immenstadt im Allgau | 4,397.44 mi (7,076.99 km) |
| Knightdale to Ingelheim | 4,240.01 mi (6,823.63 km) |
| Knightdale to Ingolstadt | 4,412.50 mi (7,101.24 km) |
| Knightdale to Iserlohn | 4,187.41 mi (6,738.98 km) |
| Knightdale to Isernhagen-Sud | 4,246.46 mi (6,834.01 km) |
| Knightdale to Ismaning | 4,438.73 mi (7,143.44 km) |
