| Wallingford to Imola | 774.80 mi (1,246.93 km) |
| Wallingford to Impruneta | 792.38 mi (1,275.22 km) |
| Wallingford to Induno Olona | 602.21 mi (969.17 km) |
| Wallingford to Inverigo | 621.02 mi (999.44 km) |
| Wallingford to Inveruno | 619.23 mi (996.55 km) |
| Wallingford to Inzago | 639.89 mi (1,029.81 km) |
| Wallingford to Iseo | 653.80 mi (1,052.19 km) |
| Wallingford to Isernia | 1,000.74 mi (1,610.53 km) |
| Wallingford to Isola Capo Rizzuto | 1,237.40 mi (1,991.40 km) |
| Wallingford to Isola del Liri | 974.26 mi (1,567.92 km) |
| Wallingford to Isola della Scala | 706.12 mi (1,136.39 km) |
| Wallingford to Isola Vicentina | 705.43 mi (1,135.28 km) |
| Wallingford to Ispica | 1,289.43 mi (2,075.14 km) |
| Wallingford to Istrana | 727.42 mi (1,170.66 km) |
| Wallingford to Itri | 993.98 mi (1,599.66 km) |
