| Westerville to Ickenham | 3,831.67 mi (6,166.48 km) |
| Westerville to Ifield | 3,853.08 mi (6,200.94 km) |
| Westerville to Ilford | 3,852.78 mi (6,200.45 km) |
| Westerville to Ilfracombe | 3,693.96 mi (5,944.85 km) |
| Westerville to Ilkeston | 3,760.96 mi (6,052.67 km) |
| Westerville to Ilkley | 3,717.55 mi (5,982.82 km) |
| Westerville to Immingham | 3,786.38 mi (6,093.58 km) |
| Westerville to Ince-in-Makerfield | 3,697.10 mi (5,949.90 km) |
| Westerville to Inverness | 3,550.97 mi (5,714.73 km) |
| Westerville to Inverurie | 3,620.66 mi (5,826.88 km) |
| Westerville to Ipswich | 3,880.84 mi (6,245.60 km) |
| Westerville to Irlam | 3,706.21 mi (5,964.57 km) |
| Westerville to Irthlingborough | 3,804.72 mi (6,123.10 km) |
| Westerville to Irvine | 3,572.39 mi (5,749.21 km) |
| Westerville to Islington | 3,845.71 mi (6,189.07 km) |
