| Grenchen to Forli | 303.47 mi (488.40 km) |
| Grenchen to Forlimpopoli | 308.84 mi (497.03 km) |
| Grenchen to Formello | 429.96 mi (691.95 km) |
| Grenchen to Formia | 511.86 mi (823.76 km) |
| Grenchen to Formigine | 246.49 mi (396.69 km) |
| Grenchen to Fossano | 183.17 mi (294.78 km) |
| Grenchen to Fossombrone | 356.50 mi (573.73 km) |
| Grenchen to Francavilla al Mare | 472.24 mi (759.99 km) |
| Grenchen to Francavilla Fontana | 683.88 mi (1,100.60 km) |
| Grenchen to Francofonte | 786.60 mi (1,265.91 km) |
| Grenchen to Frascati | 453.34 mi (729.59 km) |
| Grenchen to Frattamaggiore | 550.75 mi (886.34 km) |
| Grenchen to Frattaminore | 549.30 mi (884.02 km) |
| Grenchen to Frosinone | 483.19 mi (777.63 km) |
| Grenchen to Fucecchio | 290.22 mi (467.07 km) |
