| Triesen to Ifield | 520.28 mi (837.31 km) |
| Triesen to Ilford | 524.53 mi (844.15 km) |
| Triesen to Ilfracombe | 677.77 mi (1,090.77 km) |
| Triesen to Ilkeston | 628.18 mi (1,010.95 km) |
| Triesen to Ilkley | 684.99 mi (1,102.38 km) |
| Triesen to Immingham | 621.30 mi (999.88 km) |
| Triesen to Ince-in-Makerfield | 694.42 mi (1,117.56 km) |
| Triesen to Inverness | 919.59 mi (1,479.94 km) |
| Triesen to Inverurie | 863.01 mi (1,388.87 km) |
| Triesen to Ipswich | 507.62 mi (816.94 km) |
| Triesen to Irlam | 684.69 mi (1,101.90 km) |
| Triesen to Irthlingborough | 578.59 mi (931.15 km) |
| Triesen to Irvine | 846.45 mi (1,362.24 km) |
| Triesen to Islington | 530.91 mi (854.42 km) |
| Triesen to Iver | 545.02 mi (877.12 km) |
