| Carlow to Impruneta | 1,043.37 mi (1,679.15 km) |
| Carlow to Induno Olona | 855.19 mi (1,376.29 km) |
| Carlow to Inverigo | 874.52 mi (1,407.40 km) |
| Carlow to Inveruno | 870.78 mi (1,401.38 km) |
| Carlow to Inzago | 893.27 mi (1,437.58 km) |
| Carlow to Iseo | 908.96 mi (1,462.82 km) |
| Carlow to Isernia | 1,252.48 mi (2,015.67 km) |
| Carlow to Isola Capo Rizzuto | 1,488.64 mi (2,395.73 km) |
| Carlow to Isola del Liri | 1,224.64 mi (1,970.87 km) |
| Carlow to Isola della Scala | 961.90 mi (1,548.02 km) |
| Carlow to Isola Vicentina | 962.89 mi (1,549.62 km) |
| Carlow to Ispica | 1,529.05 mi (2,460.78 km) |
| Carlow to Istrana | 985.76 mi (1,586.43 km) |
| Carlow to Itri | 1,243.05 mi (2,000.50 km) |
| Carlow to Ittiri | 1,114.64 mi (1,793.83 km) |
