| Grimbergen to Forlimpopoli | 589.31 mi (948.41 km) |
| Grimbergen to Formello | 719.62 mi (1,158.12 km) |
| Grimbergen to Formia | 799.74 mi (1,287.06 km) |
| Grimbergen to Formigine | 532.05 mi (856.25 km) |
| Grimbergen to Fossano | 467.58 mi (752.49 km) |
| Grimbergen to Fossombrone | 636.19 mi (1,023.84 km) |
| Grimbergen to Francavilla al Mare | 751.80 mi (1,209.91 km) |
| Grimbergen to Francavilla Fontana | 957.10 mi (1,540.31 km) |
| Grimbergen to Francofonte | 1,078.09 mi (1,735.01 km) |
| Grimbergen to Frascati | 742.80 mi (1,195.42 km) |
| Grimbergen to Frattamaggiore | 837.26 mi (1,347.44 km) |
| Grimbergen to Frattaminore | 835.82 mi (1,345.13 km) |
| Grimbergen to Frosinone | 770.90 mi (1,240.65 km) |
| Grimbergen to Fucecchio | 580.67 mi (934.49 km) |
| Grimbergen to Gaeta | 801.42 mi (1,289.77 km) |
