| Walker Mill to Ickenham | 3,645.66 mi (5,867.12 km) |
| Walker Mill to Ifield | 3,664.98 mi (5,898.21 km) |
| Walker Mill to Ilford | 3,667.46 mi (5,902.21 km) |
| Walker Mill to Ilfracombe | 3,501.39 mi (5,634.94 km) |
| Walker Mill to Ilkeston | 3,581.89 mi (5,764.50 km) |
| Walker Mill to Ilkley | 3,543.48 mi (5,702.68 km) |
| Walker Mill to Immingham | 3,612.36 mi (5,813.53 km) |
| Walker Mill to Ince-in-Makerfield | 3,519.86 mi (5,664.67 km) |
| Walker Mill to Inverness | 3,396.62 mi (5,466.33 km) |
| Walker Mill to Inverurie | 3,466.67 mi (5,579.07 km) |
| Walker Mill to Ipswich | 3,699.72 mi (5,954.12 km) |
| Walker Mill to Irlam | 3,528.61 mi (5,678.76 km) |
| Walker Mill to Irthlingborough | 3,622.80 mi (5,830.33 km) |
| Walker Mill to Irvine | 3,405.75 mi (5,481.02 km) |
| Walker Mill to Islington | 3,660.07 mi (5,890.31 km) |
