| Sycamore to Ickenham | 3,968.23 mi (6,386.25 km) |
| Sycamore to Ifield | 3,991.66 mi (6,423.95 km) |
| Sycamore to Ilford | 3,988.44 mi (6,418.78 km) |
| Sycamore to Ilfracombe | 3,838.46 mi (6,177.41 km) |
| Sycamore to Ilkeston | 3,890.85 mi (6,261.72 km) |
| Sycamore to Ilkley | 3,842.64 mi (6,184.13 km) |
| Sycamore to Immingham | 3,910.83 mi (6,293.87 km) |
| Sycamore to Ince-in-Makerfield | 3,825.63 mi (6,156.76 km) |
| Sycamore to Inverness | 3,657.34 mi (5,885.91 km) |
| Sycamore to Inverurie | 3,725.99 mi (5,996.40 km) |
| Sycamore to Ipswich | 4,011.89 mi (6,456.51 km) |
| Sycamore to Irlam | 3,835.04 mi (6,171.90 km) |
| Sycamore to Irthlingborough | 3,937.22 mi (6,336.34 km) |
| Sycamore to Irvine | 3,691.13 mi (5,940.30 km) |
| Sycamore to Islington | 3,981.77 mi (6,408.03 km) |
