| Castelli Calepio to Ifield | 598.28 mi (962.84 km) |
| Castelli Calepio to Ilford | 606.24 mi (975.65 km) |
| Castelli Calepio to Ilfracombe | 747.61 mi (1,203.17 km) |
| Castelli Calepio to Ilkeston | 714.03 mi (1,149.12 km) |
| Castelli Calepio to Ilkley | 773.75 mi (1,245.24 km) |
| Castelli Calepio to Immingham | 712.13 mi (1,146.07 km) |
| Castelli Calepio to Ince-in-Makerfield | 780.15 mi (1,255.53 km) |
| Castelli Calepio to Inverness | 1,014.50 mi (1,632.68 km) |
| Castelli Calepio to Inverurie | 959.63 mi (1,544.37 km) |
| Castelli Calepio to Ipswich | 595.17 mi (957.84 km) |
| Castelli Calepio to Irlam | 770.35 mi (1,239.76 km) |
| Castelli Calepio to Irthlingborough | 662.87 mi (1,066.78 km) |
| Castelli Calepio to Irvine | 936.23 mi (1,506.72 km) |
| Castelli Calepio to Islington | 612.02 mi (984.95 km) |
| Castelli Calepio to Iver | 624.89 mi (1,005.67 km) |
