| Certaldo to Ifield | 740.99 mi (1,192.52 km) |
| Certaldo to Ilford | 751.58 mi (1,209.55 km) |
| Certaldo to Ilfracombe | 882.21 mi (1,419.78 km) |
| Certaldo to Ilkeston | 861.67 mi (1,386.72 km) |
| Certaldo to Ilkley | 923.17 mi (1,485.69 km) |
| Certaldo to Immingham | 863.02 mi (1,388.90 km) |
| Certaldo to Ince-in-Makerfield | 927.44 mi (1,492.57 km) |
| Certaldo to Inverness | 1,167.30 mi (1,878.60 km) |
| Certaldo to Inverurie | 1,113.30 mi (1,791.68 km) |
| Certaldo to Ipswich | 744.47 mi (1,198.11 km) |
| Certaldo to Irlam | 917.63 mi (1,476.78 km) |
| Certaldo to Irthlingborough | 809.66 mi (1,303.02 km) |
| Certaldo to Irvine | 1,085.96 mi (1,747.68 km) |
| Certaldo to Islington | 756.89 mi (1,218.09 km) |
| Certaldo to Iver | 768.76 mi (1,237.21 km) |
