| Southwick to Imola | 713.25 mi (1,147.86 km) |
| Southwick to Impruneta | 729.56 mi (1,174.11 km) |
| Southwick to Induno Olona | 539.94 mi (868.96 km) |
| Southwick to Inverigo | 558.99 mi (899.60 km) |
| Southwick to Inveruno | 556.45 mi (895.53 km) |
| Southwick to Inzago | 577.82 mi (929.92 km) |
| Southwick to Iseo | 592.59 mi (953.69 km) |
| Southwick to Isernia | 938.25 mi (1,509.97 km) |
| Southwick to Isola Capo Rizzuto | 1,174.83 mi (1,890.71 km) |
| Southwick to Isola del Liri | 911.35 mi (1,466.67 km) |
| Southwick to Isola della Scala | 645.30 mi (1,038.51 km) |
| Southwick to Isola Vicentina | 645.83 mi (1,039.37 km) |
| Southwick to Ispica | 1,224.81 mi (1,971.14 km) |
| Southwick to Istrana | 668.71 mi (1,076.18 km) |
| Southwick to Itri | 930.74 mi (1,497.88 km) |
