| Mercer Island to Imola | 5,497.36 mi (8,847.15 km) |
| Mercer Island to Impruneta | 5,526.12 mi (8,893.43 km) |
| Mercer Island to Induno Olona | 5,336.92 mi (8,588.95 km) |
| Mercer Island to Inverigo | 5,353.41 mi (8,615.49 km) |
| Mercer Island to Inveruno | 5,357.00 mi (8,621.25 km) |
| Mercer Island to Inzago | 5,371.90 mi (8,645.24 km) |
| Mercer Island to Iseo | 5,378.61 mi (8,656.04 km) |
| Mercer Island to Isernia | 5,725.33 mi (9,214.04 km) |
| Mercer Island to Isola Capo Rizzuto | 5,956.44 mi (9,585.97 km) |
| Mercer Island to Isola del Liri | 5,704.44 mi (9,180.40 km) |
| Mercer Island to Isola della Scala | 5,425.29 mi (8,731.16 km) |
| Mercer Island to Isola Vicentina | 5,414.15 mi (8,713.23 km) |
| Mercer Island to Ispica | 6,036.76 mi (9,715.22 km) |
| Mercer Island to Istrana | 5,426.69 mi (8,733.42 km) |
| Mercer Island to Itri | 5,727.56 mi (9,217.62 km) |
