| Longwood to Ickenham | 4,315.46 mi (6,945.06 km) |
| Longwood to Ifield | 4,332.15 mi (6,971.92 km) |
| Longwood to Ilford | 4,337.86 mi (6,981.12 km) |
| Longwood to Ilfracombe | 4,164.81 mi (6,702.61 km) |
| Longwood to Ilkeston | 4,260.04 mi (6,855.87 km) |
| Longwood to Ilkley | 4,227.20 mi (6,803.02 km) |
| Longwood to Immingham | 4,295.56 mi (6,913.03 km) |
| Longwood to Ince-in-Makerfield | 4,200.50 mi (6,760.06 km) |
| Longwood to Inverness | 4,099.64 mi (6,597.73 km) |
| Longwood to Inverurie | 4,169.50 mi (6,710.17 km) |
| Longwood to Ipswich | 4,374.59 mi (7,040.22 km) |
| Longwood to Irlam | 4,208.80 mi (6,773.40 km) |
| Longwood to Irthlingborough | 4,297.46 mi (6,916.09 km) |
| Longwood to Irvine | 4,097.88 mi (6,594.90 km) |
| Longwood to Islington | 4,330.17 mi (6,968.73 km) |
