| Ronciglione to Ifield | 845.71 mi (1,361.03 km) |
| Ronciglione to Ilford | 856.64 mi (1,378.62 km) |
| Ronciglione to Ilfracombe | 985.04 mi (1,585.27 km) |
| Ronciglione to Ilkeston | 966.90 mi (1,556.08 km) |
| Ronciglione to Ilkley | 1,028.45 mi (1,655.14 km) |
| Ronciglione to Immingham | 968.23 mi (1,558.21 km) |
| Ronciglione to Ince-in-Makerfield | 1,032.64 mi (1,661.88 km) |
| Ronciglione to Inverness | 1,272.13 mi (2,047.30 km) |
| Ronciglione to Inverurie | 1,217.68 mi (1,959.66 km) |
| Ronciglione to Ipswich | 849.76 mi (1,367.55 km) |
| Ronciglione to Irlam | 1,022.83 mi (1,646.09 km) |
| Ronciglione to Irthlingborough | 914.84 mi (1,472.29 km) |
| Ronciglione to Irvine | 1,191.24 mi (1,917.12 km) |
| Ronciglione to Islington | 861.89 mi (1,387.07 km) |
| Ronciglione to Iver | 873.63 mi (1,405.97 km) |
