| Norristown to Forli | 4,261.25 mi (6,857.82 km) |
| Norristown to Forlimpopoli | 4,266.55 mi (6,866.35 km) |
| Norristown to Formello | 4,351.59 mi (7,003.20 km) |
| Norristown to Formia | 4,434.58 mi (7,136.76 km) |
| Norristown to Formigine | 4,200.56 mi (6,760.15 km) |
| Norristown to Fossano | 4,063.72 mi (6,539.92 km) |
| Norristown to Fossombrone | 4,312.72 mi (6,940.65 km) |
| Norristown to Francavilla al Mare | 4,422.62 mi (7,117.52 km) |
| Norristown to Francavilla Fontana | 4,635.97 mi (7,460.88 km) |
| Norristown to Francofonte | 4,642.94 mi (7,472.09 km) |
| Norristown to Frascati | 4,373.56 mi (7,038.57 km) |
| Norristown to Frattamaggiore | 4,476.22 mi (7,203.78 km) |
| Norristown to Frattaminore | 4,474.87 mi (7,201.61 km) |
| Norristown to Frosinone | 4,409.51 mi (7,096.42 km) |
| Norristown to Fucecchio | 4,224.28 mi (6,798.33 km) |
