| Fountain Valley to Imola | 6,185.50 mi (9,954.60 km) |
| Fountain Valley to Impruneta | 6,206.13 mi (9,987.80 km) |
| Fountain Valley to Induno Olona | 6,015.38 mi (9,680.83 km) |
| Fountain Valley to Inverigo | 6,033.69 mi (9,710.29 km) |
| Fountain Valley to Inveruno | 6,033.08 mi (9,709.30 km) |
| Fountain Valley to Inzago | 6,052.58 mi (9,740.68 km) |
| Fountain Valley to Iseo | 6,064.22 mi (9,759.42 km) |
| Fountain Valley to Isernia | 6,413.49 mi (10,321.52 km) |
| Fountain Valley to Isola Capo Rizzuto | 6,649.98 mi (10,702.10 km) |
| Fountain Valley to Isola del Liri | 6,387.98 mi (10,280.47 km) |
| Fountain Valley to Isola della Scala | 6,114.85 mi (9,840.90 km) |
| Fountain Valley to Isola Vicentina | 6,109.36 mi (9,832.06 km) |
| Fountain Valley to Ispica | 6,697.70 mi (10,778.91 km) |
| Fountain Valley to Istrana | 6,126.79 mi (9,860.12 km) |
| Fountain Valley to Itri | 6,408.10 mi (10,312.84 km) |
