| Port Royal to Imola | 4,808.57 mi (7,738.64 km) |
| Port Royal to Impruneta | 4,807.88 mi (7,737.54 km) |
| Port Royal to Induno Olona | 4,637.72 mi (7,463.70 km) |
| Port Royal to Inverigo | 4,657.88 mi (7,496.13 km) |
| Port Royal to Inveruno | 4,647.68 mi (7,479.72 km) |
| Port Royal to Inzago | 4,675.26 mi (7,524.10 km) |
| Port Royal to Iseo | 4,696.86 mi (7,558.86 km) |
| Port Royal to Isernia | 5,008.41 mi (8,060.25 km) |
| Port Royal to Isola Capo Rizzuto | 5,228.86 mi (8,415.04 km) |
| Port Royal to Isola del Liri | 4,975.49 mi (8,007.28 km) |
| Port Royal to Isola della Scala | 4,750.24 mi (7,644.77 km) |
| Port Royal to Isola Vicentina | 4,758.84 mi (7,658.61 km) |
| Port Royal to Ispica | 5,200.09 mi (8,368.73 km) |
| Port Royal to Istrana | 4,785.72 mi (7,701.88 km) |
| Port Royal to Itri | 4,986.41 mi (8,024.84 km) |
