| Portage to Imola | 4,579.67 mi (7,370.26 km) |
| Portage to Impruneta | 4,588.74 mi (7,384.87 km) |
| Portage to Induno Olona | 4,405.22 mi (7,089.52 km) |
| Portage to Inverigo | 4,425.00 mi (7,121.34 km) |
| Portage to Inveruno | 4,418.97 mi (7,111.65 km) |
| Portage to Inzago | 4,443.47 mi (7,151.07 km) |
| Portage to Iseo | 4,461.03 mi (7,179.33 km) |
| Portage to Isernia | 4,796.85 mi (7,719.79 km) |
| Portage to Isola Capo Rizzuto | 5,029.42 mi (8,094.07 km) |
| Portage to Isola del Liri | 4,766.64 mi (7,671.16 km) |
| Portage to Isola della Scala | 4,514.40 mi (7,265.22 km) |
| Portage to Isola Vicentina | 4,516.85 mi (7,269.17 km) |
| Portage to Ispica | 5,036.27 mi (8,105.10 km) |
| Portage to Istrana | 4,540.15 mi (7,306.66 km) |
| Portage to Itri | 4,782.06 mi (7,695.99 km) |
