| Radviliskis to Ifield | 1,023.32 mi (1,646.88 km) |
| Radviliskis to Ilford | 998.45 mi (1,606.85 km) |
| Radviliskis to Ilfracombe | 1,171.70 mi (1,885.66 km) |
| Radviliskis to Ilkeston | 1,013.33 mi (1,630.79 km) |
| Radviliskis to Ilkley | 1,011.42 mi (1,627.72 km) |
| Radviliskis to Immingham | 955.87 mi (1,538.32 km) |
| Radviliskis to Ince-in-Makerfield | 1,049.93 mi (1,689.70 km) |
| Radviliskis to Inverness | 1,054.16 mi (1,696.51 km) |
| Radviliskis to Inverurie | 987.00 mi (1,588.43 km) |
| Radviliskis to Ipswich | 942.27 mi (1,516.44 km) |
| Radviliskis to Irlam | 1,045.23 mi (1,682.14 km) |
| Radviliskis to Irthlingborough | 1,003.27 mi (1,614.60 km) |
| Radviliskis to Irvine | 1,090.61 mi (1,755.16 km) |
| Radviliskis to Islington | 1,006.13 mi (1,619.21 km) |
| Radviliskis to Iver | 1,022.42 mi (1,645.42 km) |
