| Louth to Imola | 817.49 mi (1,315.62 km) |
| Louth to Impruneta | 842.27 mi (1,355.51 km) |
| Louth to Induno Olona | 651.95 mi (1,049.21 km) |
| Louth to Inverigo | 669.02 mi (1,076.69 km) |
| Louth to Inveruno | 671.60 mi (1,080.84 km) |
| Louth to Inzago | 687.72 mi (1,106.77 km) |
| Louth to Iseo | 696.73 mi (1,121.28 km) |
| Louth to Isernia | 1,046.31 mi (1,683.88 km) |
| Louth to Isola Capo Rizzuto | 1,281.85 mi (2,062.93 km) |
| Louth to Isola del Liri | 1,022.79 mi (1,646.02 km) |
| Louth to Isola della Scala | 746.14 mi (1,200.80 km) |
| Louth to Isola Vicentina | 739.74 mi (1,190.50 km) |
| Louth to Ispica | 1,351.10 mi (2,174.38 km) |
| Louth to Istrana | 757.46 mi (1,219.01 km) |
| Louth to Itri | 1,044.68 mi (1,681.25 km) |
