| Howard to Imola | 4,572.73 mi (7,359.10 km) |
| Howard to Impruneta | 4,584.69 mi (7,378.35 km) |
| Howard to Induno Olona | 4,398.44 mi (7,078.61 km) |
| Howard to Inverigo | 4,417.96 mi (7,110.02 km) |
| Howard to Inveruno | 4,413.24 mi (7,102.43 km) |
| Howard to Inzago | 4,436.63 mi (7,140.06 km) |
| Howard to Iseo | 4,452.83 mi (7,166.14 km) |
| Howard to Isernia | 4,793.64 mi (7,714.61 km) |
| Howard to Isola Capo Rizzuto | 5,028.27 mi (8,092.22 km) |
| Howard to Isola del Liri | 4,764.44 mi (7,667.62 km) |
| Howard to Isola della Scala | 4,505.82 mi (7,251.42 km) |
| Howard to Isola Vicentina | 4,506.39 mi (7,252.33 km) |
| Howard to Ispica | 5,045.58 mi (8,120.08 km) |
| Howard to Istrana | 4,528.42 mi (7,287.79 km) |
| Howard to Itri | 4,781.10 mi (7,694.44 km) |
