| Boone to Ickenham | 3,963.52 mi (6,378.66 km) |
| Boone to Ifield | 3,983.12 mi (6,410.21 km) |
| Boone to Ilford | 3,985.23 mi (6,413.61 km) |
| Boone to Ilfracombe | 3,820.00 mi (6,147.70 km) |
| Boone to Ilkeston | 3,898.68 mi (6,274.33 km) |
| Boone to Ilkley | 3,859.40 mi (6,211.10 km) |
| Boone to Immingham | 3,928.31 mi (6,322.00 km) |
| Boone to Ince-in-Makerfield | 3,836.32 mi (6,173.96 km) |
| Boone to Inverness | 3,708.24 mi (5,967.83 km) |
| Boone to Inverurie | 3,778.26 mi (6,080.52 km) |
| Boone to Ipswich | 4,016.89 mi (6,464.57 km) |
| Boone to Irlam | 3,845.14 mi (6,188.15 km) |
| Boone to Irthlingborough | 3,940.06 mi (6,340.91 km) |
| Boone to Irvine | 3,720.14 mi (5,986.99 km) |
| Boone to Islington | 3,977.88 mi (6,401.78 km) |
