| Permet to Ifield | 1,238.25 mi (1,992.77 km) |
| Permet to Ilford | 1,242.43 mi (1,999.49 km) |
| Permet to Ilfracombe | 1,392.72 mi (2,241.36 km) |
| Permet to Ilkeston | 1,343.89 mi (2,162.79 km) |
| Permet to Ilkley | 1,397.41 mi (2,248.91 km) |
| Permet to Immingham | 1,331.29 mi (2,142.51 km) |
| Permet to Ince-in-Makerfield | 1,409.93 mi (2,269.07 km) |
| Permet to Inverness | 1,615.62 mi (2,600.09 km) |
| Permet to Inverurie | 1,553.17 mi (2,499.59 km) |
| Permet to Ipswich | 1,222.71 mi (1,967.76 km) |
| Permet to Irlam | 1,400.29 mi (2,253.56 km) |
| Permet to Irthlingborough | 1,295.49 mi (2,084.89 km) |
| Permet to Irvine | 1,556.14 mi (2,504.36 km) |
| Permet to Islington | 1,248.90 mi (2,009.91 km) |
| Permet to Iver | 1,263.10 mi (2,032.76 km) |
