| Troutdale to Idar-Oberstein | 5,197.48 mi (8,364.53 km) |
| Troutdale to Idstein | 5,191.82 mi (8,355.43 km) |
| Troutdale to Illertissen | 5,352.43 mi (8,613.91 km) |
| Troutdale to Illingen | 5,210.16 mi (8,384.95 km) |
| Troutdale to Ilmenau | 5,227.43 mi (8,412.74 km) |
| Troutdale to Ilsede | 5,117.95 mi (8,236.55 km) |
| Troutdale to Ilsenburg | 5,152.66 mi (8,292.40 km) |
| Troutdale to Ilsfeld | 5,283.44 mi (8,502.87 km) |
| Troutdale to Ilvesheim | 5,242.23 mi (8,436.55 km) |
| Troutdale to Immenstadt im Allgau | 5,393.84 mi (8,680.54 km) |
| Troutdale to Ingelheim | 5,200.69 mi (8,369.70 km) |
| Troutdale to Ingolstadt | 5,352.43 mi (8,613.90 km) |
| Troutdale to Iserlohn | 5,110.24 mi (8,224.13 km) |
| Troutdale to Isernhagen-Sud | 5,100.79 mi (8,208.93 km) |
| Troutdale to Ismaning | 5,390.04 mi (8,674.43 km) |
