| Champaign to Ickenham | 4,041.06 mi (6,503.45 km) |
| Champaign to Ifield | 4,063.77 mi (6,540.00 km) |
| Champaign to Ilford | 4,061.61 mi (6,536.53 km) |
| Champaign to Ilfracombe | 3,908.23 mi (6,289.69 km) |
| Champaign to Ilkeston | 3,966.00 mi (6,382.66 km) |
| Champaign to Ilkley | 3,919.43 mi (6,307.71 km) |
| Champaign to Immingham | 3,987.91 mi (6,417.92 km) |
| Champaign to Ince-in-Makerfield | 3,901.19 mi (6,278.37 km) |
| Champaign to Inverness | 3,740.25 mi (6,019.35 km) |
| Champaign to Inverurie | 3,809.31 mi (6,130.49 km) |
| Champaign to Ipswich | 4,086.74 mi (6,576.97 km) |
| Champaign to Irlam | 3,910.51 mi (6,293.36 km) |
| Champaign to Irthlingborough | 4,011.48 mi (6,455.85 km) |
| Champaign to Irvine | 3,769.95 mi (6,067.15 km) |
| Champaign to Islington | 4,054.79 mi (6,525.55 km) |
