| Willow Grove to Imola | 4,232.21 mi (6,811.08 km) |
| Willow Grove to Impruneta | 4,234.92 mi (6,815.45 km) |
| Willow Grove to Induno Olona | 4,059.43 mi (6,533.03 km) |
| Willow Grove to Inverigo | 4,079.54 mi (6,565.39 km) |
| Willow Grove to Inveruno | 4,070.72 mi (6,551.20 km) |
| Willow Grove to Inzago | 4,097.36 mi (6,594.07 km) |
| Willow Grove to Iseo | 4,117.69 mi (6,626.79 km) |
| Willow Grove to Isernia | 4,438.99 mi (7,143.86 km) |
| Willow Grove to Isola Capo Rizzuto | 4,664.83 mi (7,507.32 km) |
| Willow Grove to Isola del Liri | 4,406.93 mi (7,092.26 km) |
| Willow Grove to Isola della Scala | 4,171.28 mi (6,713.03 km) |
| Willow Grove to Isola Vicentina | 4,177.88 mi (6,723.65 km) |
| Willow Grove to Ispica | 4,650.07 mi (7,483.57 km) |
| Willow Grove to Istrana | 4,203.70 mi (6,765.20 km) |
| Willow Grove to Itri | 4,419.55 mi (7,112.58 km) |
