| Sinop to Imola | 1,187.36 mi (1,910.87 km) |
| Sinop to Impruneta | 1,211.78 mi (1,950.17 km) |
| Sinop to Induno Olona | 1,329.39 mi (2,139.44 km) |
| Sinop to Inverigo | 1,310.65 mi (2,109.28 km) |
| Sinop to Inveruno | 1,327.97 mi (2,137.16 km) |
| Sinop to Inzago | 1,297.35 mi (2,087.88 km) |
| Sinop to Iseo | 1,270.09 mi (2,044.02 km) |
| Sinop to Isernia | 1,074.56 mi (1,729.34 km) |
| Sinop to Isola Capo Rizzuto | 970.13 mi (1,561.28 km) |
| Sinop to Isola del Liri | 1,107.83 mi (1,782.89 km) |
| Sinop to Isola della Scala | 1,222.72 mi (1,967.78 km) |
| Sinop to Isola Vicentina | 1,202.64 mi (1,935.47 km) |
| Sinop to Ispica | 1,136.98 mi (1,829.79 km) |
| Sinop to Istrana | 1,171.56 mi (1,885.44 km) |
| Sinop to Itri | 1,114.21 mi (1,793.14 km) |
