| Williston to Imola | 4,942.04 mi (7,953.44 km) |
| Williston to Impruneta | 4,963.07 mi (7,987.29 km) |
| Williston to Induno Olona | 4,772.25 mi (7,680.19 km) |
| Williston to Inverigo | 4,790.48 mi (7,709.53 km) |
| Williston to Inveruno | 4,790.10 mi (7,708.92 km) |
| Williston to Inzago | 4,809.35 mi (7,739.91 km) |
| Williston to Iseo | 4,820.78 mi (7,758.30 km) |
| Williston to Isernia | 5,170.17 mi (8,320.59 km) |
| Williston to Isola Capo Rizzuto | 5,406.58 mi (8,701.05 km) |
| Williston to Isola del Liri | 5,144.88 mi (8,279.89 km) |
| Williston to Isola della Scala | 4,871.30 mi (7,839.60 km) |
| Williston to Isola Vicentina | 4,865.68 mi (7,830.56 km) |
| Williston to Ispica | 5,457.03 mi (8,782.24 km) |
| Williston to Istrana | 4,883.07 mi (7,858.54 km) |
| Williston to Itri | 5,165.20 mi (8,312.59 km) |
