| Castelnaudary to Ifield | 548.68 mi (883.02 km) |
| Castelnaudary to Ilford | 575.89 mi (926.81 km) |
| Castelnaudary to Ilfracombe | 614.55 mi (989.02 km) |
| Castelnaudary to Ilkeston | 683.52 mi (1,100.01 km) |
| Castelnaudary to Ilkley | 752.60 mi (1,211.20 km) |
| Castelnaudary to Immingham | 718.21 mi (1,155.84 km) |
| Castelnaudary to Ince-in-Makerfield | 736.09 mi (1,184.62 km) |
| Castelnaudary to Inverness | 1,014.46 mi (1,632.61 km) |
| Castelnaudary to Inverurie | 982.95 mi (1,581.91 km) |
| Castelnaudary to Ipswich | 605.10 mi (973.81 km) |
| Castelnaudary to Irlam | 727.59 mi (1,170.95 km) |
| Castelnaudary to Irthlingborough | 633.44 mi (1,019.42 km) |
| Castelnaudary to Irvine | 899.40 mi (1,447.44 km) |
| Castelnaudary to Islington | 576.36 mi (927.57 km) |
| Castelnaudary to Iver | 578.23 mi (930.58 km) |
