| Guarda to Ifield | 807.23 mi (1,299.11 km) |
| Guarda to Ilford | 839.66 mi (1,351.30 km) |
| Guarda to Ilfracombe | 753.38 mi (1,212.45 km) |
| Guarda to Ilkeston | 904.65 mi (1,455.89 km) |
| Guarda to Ilkley | 960.00 mi (1,544.97 km) |
| Guarda to Immingham | 962.63 mi (1,549.20 km) |
| Guarda to Ince-in-Makerfield | 925.40 mi (1,489.29 km) |
| Guarda to Inverness | 1,178.89 mi (1,897.24 km) |
| Guarda to Inverurie | 1,177.98 mi (1,895.78 km) |
| Guarda to Ipswich | 892.14 mi (1,435.75 km) |
| Guarda to Irlam | 921.09 mi (1,482.36 km) |
| Guarda to Irthlingborough | 874.32 mi (1,407.09 km) |
| Guarda to Irvine | 1,049.47 mi (1,688.96 km) |
| Guarda to Islington | 835.09 mi (1,343.96 km) |
| Guarda to Iver | 825.91 mi (1,329.18 km) |
