| Valley to Ickenham | 4,270.83 mi (6,873.23 km) |
| Valley to Ifield | 4,290.21 mi (6,904.42 km) |
| Valley to Ilford | 4,292.60 mi (6,908.28 km) |
| Valley to Ilfracombe | 4,126.65 mi (6,641.20 km) |
| Valley to Ilkeston | 4,206.59 mi (6,769.86 km) |
| Valley to Ilkley | 4,167.62 mi (6,707.14 km) |
| Valley to Immingham | 4,236.53 mi (6,818.03 km) |
| Valley to Ince-in-Makerfield | 4,144.36 mi (6,669.71 km) |
| Valley to Inverness | 4,016.85 mi (6,464.49 km) |
| Valley to Inverurie | 4,086.87 mi (6,577.18 km) |
| Valley to Ipswich | 4,324.62 mi (6,959.81 km) |
| Valley to Irlam | 4,153.16 mi (6,683.86 km) |
| Valley to Irthlingborough | 4,247.74 mi (6,836.08 km) |
| Valley to Irvine | 4,028.68 mi (6,483.53 km) |
| Valley to Islington | 4,285.22 mi (6,896.40 km) |
