| Mackworth to Ickenham | 105.25 mi (169.39 km) |
| Mackworth to Ifield | 136.88 mi (220.29 km) |
| Mackworth to Ilford | 116.95 mi (188.21 km) |
| Mackworth to Ilfracombe | 161.69 mi (260.22 km) |
| Mackworth to Ilkeston | 9.96 mi (16.04 km) |
| Mackworth to Ilkley | 69.90 mi (112.49 km) |
| Mackworth to Immingham | 72.24 mi (116.25 km) |
| Mackworth to Ince-in-Makerfield | 60.98 mi (98.14 km) |
| Mackworth to Inverness | 331.69 mi (533.81 km) |
| Mackworth to Inverurie | 302.55 mi (486.90 km) |
| Mackworth to Ipswich | 128.18 mi (206.28 km) |
| Mackworth to Irlam | 51.18 mi (82.36 km) |
| Mackworth to Irthlingborough | 56.91 mi (91.60 km) |
| Mackworth to Irvine | 224.65 mi (361.55 km) |
| Mackworth to Islington | 113.24 mi (182.25 km) |
