| Brock Hall to Ickenham | 3,640.65 mi (5,859.06 km) |
| Brock Hall to Ifield | 3,659.93 mi (5,890.08 km) |
| Brock Hall to Ilford | 3,662.47 mi (5,894.17 km) |
| Brock Hall to Ilfracombe | 3,496.26 mi (5,626.68 km) |
| Brock Hall to Ilkeston | 3,577.04 mi (5,756.69 km) |
| Brock Hall to Ilkley | 3,538.73 mi (5,695.04 km) |
| Brock Hall to Immingham | 3,607.61 mi (5,805.89 km) |
| Brock Hall to Ince-in-Makerfield | 3,515.05 mi (5,656.93 km) |
| Brock Hall to Inverness | 3,392.31 mi (5,459.40 km) |
| Brock Hall to Inverurie | 3,462.36 mi (5,572.14 km) |
| Brock Hall to Ipswich | 3,694.81 mi (5,946.23 km) |
| Brock Hall to Irlam | 3,523.80 mi (5,671.00 km) |
| Brock Hall to Irthlingborough | 3,617.88 mi (5,822.42 km) |
| Brock Hall to Irvine | 3,401.17 mi (5,473.66 km) |
| Brock Hall to Islington | 3,655.07 mi (5,882.27 km) |
