| Unterwellenborn to Ifield | 508.20 mi (817.87 km) |
| Unterwellenborn to Ilford | 496.02 mi (798.27 km) |
| Unterwellenborn to Ilfracombe | 677.42 mi (1,090.21 km) |
| Unterwellenborn to Ilkeston | 566.72 mi (912.04 km) |
| Unterwellenborn to Ilkley | 603.11 mi (970.61 km) |
| Unterwellenborn to Immingham | 534.20 mi (859.71 km) |
| Unterwellenborn to Ince-in-Makerfield | 627.09 mi (1,009.20 km) |
| Unterwellenborn to Inverness | 787.81 mi (1,267.85 km) |
| Unterwellenborn to Inverurie | 722.16 mi (1,162.21 km) |
| Unterwellenborn to Ipswich | 453.81 mi (730.34 km) |
| Unterwellenborn to Irlam | 618.55 mi (995.45 km) |
| Unterwellenborn to Irthlingborough | 530.58 mi (853.88 km) |
| Unterwellenborn to Irvine | 747.89 mi (1,203.62 km) |
| Unterwellenborn to Islington | 504.07 mi (811.22 km) |
| Unterwellenborn to Iver | 521.37 mi (839.07 km) |
