| Addison to Ickenham | 3,945.67 mi (6,349.94 km) |
| Addison to Ifield | 3,968.93 mi (6,387.37 km) |
| Addison to Ilford | 3,965.97 mi (6,382.61 km) |
| Addison to Ilfracombe | 3,815.16 mi (6,139.90 km) |
| Addison to Ilkeston | 3,868.86 mi (6,226.33 km) |
| Addison to Ilkley | 3,821.06 mi (6,149.40 km) |
| Addison to Immingham | 3,889.33 mi (6,259.28 km) |
| Addison to Ince-in-Makerfield | 3,803.74 mi (6,121.53 km) |
| Addison to Inverness | 3,637.39 mi (5,853.82 km) |
| Addison to Inverurie | 3,706.17 mi (5,964.50 km) |
| Addison to Ipswich | 3,989.84 mi (6,421.02 km) |
| Addison to Irlam | 3,813.13 mi (6,136.64 km) |
| Addison to Irthlingborough | 3,915.01 mi (6,300.60 km) |
| Addison to Irvine | 3,670.07 mi (5,906.41 km) |
| Addison to Islington | 3,959.26 mi (6,371.81 km) |
