| Grain Valley to Ickenham | 4,319.83 mi (6,952.10 km) |
| Grain Valley to Ifield | 4,343.59 mi (6,990.33 km) |
| Grain Valley to Ilford | 4,339.87 mi (6,984.35 km) |
| Grain Valley to Ilfracombe | 4,191.44 mi (6,745.47 km) |
| Grain Valley to Ilkeston | 4,241.28 mi (6,825.69 km) |
| Grain Valley to Ilkley | 4,192.14 mi (6,746.60 km) |
| Grain Valley to Immingham | 4,260.12 mi (6,856.00 km) |
| Grain Valley to Ince-in-Makerfield | 4,175.86 mi (6,720.40 km) |
| Grain Valley to Inverness | 4,002.61 mi (6,441.58 km) |
| Grain Valley to Inverurie | 4,070.87 mi (6,551.44 km) |
| Grain Valley to Ipswich | 4,362.44 mi (7,020.66 km) |
| Grain Valley to Irlam | 4,185.32 mi (6,735.63 km) |
| Grain Valley to Irthlingborough | 4,288.11 mi (6,901.05 km) |
| Grain Valley to Irvine | 4,039.42 mi (6,500.82 km) |
| Grain Valley to Islington | 4,333.27 mi (6,973.73 km) |
