| Fort Washington to Idar-Oberstein | 4,020.05 mi (6,469.65 km) |
| Fort Washington to Idstein | 4,044.63 mi (6,509.21 km) |
| Fort Washington to Illertissen | 4,177.73 mi (6,723.41 km) |
| Fort Washington to Illingen | 4,018.80 mi (6,467.64 km) |
| Fort Washington to Ilmenau | 4,136.60 mi (6,657.21 km) |
| Fort Washington to Ilsede | 4,061.65 mi (6,536.59 km) |
| Fort Washington to Ilsenburg | 4,092.47 mi (6,586.19 km) |
| Fort Washington to Ilsfeld | 4,118.30 mi (6,627.77 km) |
| Fort Washington to Ilvesheim | 4,078.03 mi (6,562.95 km) |
| Fort Washington to Immenstadt im Allgau | 4,203.39 mi (6,764.71 km) |
| Fort Washington to Ingelheim | 4,042.83 mi (6,506.30 km) |
| Fort Washington to Ingolstadt | 4,215.66 mi (6,784.46 km) |
| Fort Washington to Iserlohn | 3,987.96 mi (6,418.00 km) |
| Fort Washington to Isernhagen-Sud | 4,044.35 mi (6,508.75 km) |
| Fort Washington to Ismaning | 4,242.67 mi (6,827.92 km) |
