| Festus to Ickenham | 4,214.29 mi (6,782.24 km) |
| Festus to Ifield | 4,236.90 mi (6,818.63 km) |
| Festus to Ilford | 4,234.89 mi (6,815.39 km) |
| Festus to Ilfracombe | 4,081.01 mi (6,567.75 km) |
| Festus to Ilkeston | 4,139.50 mi (6,661.89 km) |
| Festus to Ilkley | 4,093.08 mi (6,587.18 km) |
| Festus to Immingham | 4,161.58 mi (6,697.42 km) |
| Festus to Ince-in-Makerfield | 4,074.75 mi (6,557.67 km) |
| Festus to Inverness | 3,914.10 mi (6,299.14 km) |
| Festus to Inverurie | 3,983.16 mi (6,410.27 km) |
| Festus to Ipswich | 4,260.21 mi (6,856.14 km) |
| Festus to Irlam | 4,084.05 mi (6,572.65 km) |
| Festus to Irthlingborough | 4,184.89 mi (6,734.93 km) |
| Festus to Irvine | 3,943.74 mi (6,346.84 km) |
| Festus to Islington | 4,228.04 mi (6,804.38 km) |
