| Wheat Ridge to Imola | 5,424.13 mi (8,729.30 km) |
| Wheat Ridge to Impruneta | 5,440.95 mi (8,756.36 km) |
| Wheat Ridge to Induno Olona | 5,251.48 mi (8,451.43 km) |
| Wheat Ridge to Inverigo | 5,270.40 mi (8,481.88 km) |
| Wheat Ridge to Inveruno | 5,267.96 mi (8,477.95 km) |
| Wheat Ridge to Inzago | 5,289.26 mi (8,512.24 km) |
| Wheat Ridge to Iseo | 5,302.98 mi (8,534.32 km) |
| Wheat Ridge to Isernia | 5,649.81 mi (9,092.48 km) |
| Wheat Ridge to Isola Capo Rizzuto | 5,886.31 mi (9,473.11 km) |
| Wheat Ridge to Isola del Liri | 5,622.52 mi (9,048.58 km) |
| Wheat Ridge to Isola della Scala | 5,354.87 mi (8,617.83 km) |
| Wheat Ridge to Isola Vicentina | 5,352.07 mi (8,613.33 km) |
| Wheat Ridge to Ispica | 5,920.16 mi (9,527.58 km) |
| Wheat Ridge to Istrana | 5,371.64 mi (8,644.82 km) |
| Wheat Ridge to Itri | 5,641.15 mi (9,078.55 km) |
