| Ponte de Sor to Ifield | 903.01 mi (1,453.25 km) |
| Ponte de Sor to Ilford | 935.44 mi (1,505.45 km) |
| Ponte de Sor to Ilfracombe | 847.38 mi (1,363.73 km) |
| Ponte de Sor to Ilkeston | 999.92 mi (1,609.21 km) |
| Ponte de Sor to Ilkley | 1,054.75 mi (1,697.45 km) |
| Ponte de Sor to Immingham | 1,058.12 mi (1,702.88 km) |
| Ponte de Sor to Ince-in-Makerfield | 1,019.81 mi (1,641.22 km) |
| Ponte de Sor to Inverness | 1,270.90 mi (2,045.32 km) |
| Ponte de Sor to Inverurie | 1,271.38 mi (2,046.10 km) |
| Ponte de Sor to Ipswich | 987.89 mi (1,589.85 km) |
| Ponte de Sor to Irlam | 1,015.64 mi (1,634.52 km) |
| Ponte de Sor to Irthlingborough | 969.95 mi (1,560.99 km) |
| Ponte de Sor to Irvine | 1,141.55 mi (1,837.14 km) |
| Ponte de Sor to Islington | 930.87 mi (1,498.10 km) |
| Ponte de Sor to Iver | 921.67 mi (1,483.28 km) |
