| Holtsville to Ickenham | 3,403.39 mi (5,477.23 km) |
| Holtsville to Ifield | 3,422.50 mi (5,507.98 km) |
| Holtsville to Ilford | 3,425.25 mi (5,512.41 km) |
| Holtsville to Ilfracombe | 3,258.58 mi (5,244.18 km) |
| Holtsville to Ilkeston | 3,340.43 mi (5,375.90 km) |
| Holtsville to Ilkley | 3,302.69 mi (5,315.17 km) |
| Holtsville to Immingham | 3,371.54 mi (5,425.96 km) |
| Holtsville to Ince-in-Makerfield | 3,278.67 mi (5,276.51 km) |
| Holtsville to Inverness | 3,159.28 mi (5,084.36 km) |
| Holtsville to Inverurie | 3,229.32 mi (5,197.09 km) |
| Holtsville to Ipswich | 3,457.95 mi (5,565.04 km) |
| Holtsville to Irlam | 3,287.37 mi (5,290.51 km) |
| Holtsville to Irthlingborough | 3,380.98 mi (5,441.16 km) |
| Holtsville to Irvine | 3,166.18 mi (5,095.48 km) |
| Holtsville to Islington | 3,417.83 mi (5,500.47 km) |
