| Napa to Ickenham | 5,308.16 mi (8,542.66 km) |
| Napa to Ifield | 5,337.20 mi (8,589.39 km) |
| Napa to Ilford | 5,323.84 mi (8,567.90 km) |
| Napa to Ilfracombe | 5,214.63 mi (8,392.14 km) |
| Napa to Ilkeston | 5,212.38 mi (8,388.51 km) |
| Napa to Ilkley | 5,150.46 mi (8,288.87 km) |
| Napa to Immingham | 5,211.40 mi (8,386.94 km) |
| Napa to Ince-in-Makerfield | 5,146.95 mi (8,283.22 km) |
| Napa to Inverness | 4,912.28 mi (7,905.55 km) |
| Napa to Inverurie | 4,971.44 mi (8,000.75 km) |
| Napa to Ipswich | 5,329.17 mi (8,576.47 km) |
| Napa to Irlam | 5,156.75 mi (8,298.98 km) |
| Napa to Irthlingborough | 5,264.82 mi (8,472.91 km) |
| Napa to Irvine | 4,987.70 mi (8,026.93 km) |
| Napa to Islington | 5,319.01 mi (8,560.12 km) |
