| Round Rock to Imola | 5,619.46 mi (9,043.65 km) |
| Round Rock to Impruneta | 5,626.74 mi (9,055.37 km) |
| Round Rock to Induno Olona | 5,445.18 mi (8,763.18 km) |
| Round Rock to Inverigo | 5,465.08 mi (8,795.19 km) |
| Round Rock to Inveruno | 5,458.30 mi (8,784.28 km) |
| Round Rock to Inzago | 5,483.41 mi (8,824.69 km) |
| Round Rock to Iseo | 5,501.70 mi (8,854.13 km) |
| Round Rock to Isernia | 5,833.92 mi (9,388.79 km) |
| Round Rock to Isola Capo Rizzuto | 6,064.57 mi (9,759.98 km) |
| Round Rock to Isola del Liri | 5,803.06 mi (9,339.12 km) |
| Round Rock to Isola della Scala | 5,555.21 mi (8,940.24 km) |
| Round Rock to Isola Vicentina | 5,558.64 mi (8,945.77 km) |
| Round Rock to Ispica | 6,062.27 mi (9,756.28 km) |
| Round Rock to Istrana | 5,582.53 mi (8,984.21 km) |
| Round Rock to Itri | 5,817.56 mi (9,362.46 km) |
