| Castricum to Ferentino | 851.02 mi (1,369.59 km) |
| Castricum to Fermo | 771.25 mi (1,241.20 km) |
| Castricum to Ferrandina | 1,000.68 mi (1,610.43 km) |
| Castricum to Ferrara | 619.63 mi (997.20 km) |
| Castricum to Fiano Romano | 806.68 mi (1,298.22 km) |
| Castricum to Ficarazzi | 1,085.25 mi (1,746.53 km) |
| Castricum to Fidenza | 584.78 mi (941.11 km) |
| Castricum to Fiesole | 676.13 mi (1,088.13 km) |
| Castricum to Figline Valdarno | 691.72 mi (1,113.22 km) |
| Castricum to Filottrano | 745.80 mi (1,200.25 km) |
| Castricum to Finale Emilia | 612.06 mi (985.01 km) |
| Castricum to Finale Ligure | 602.82 mi (970.14 km) |
| Castricum to Fino Mornasco | 509.36 mi (819.73 km) |
| Castricum to Fiorano Modenese | 620.71 mi (998.94 km) |
| Castricum to Fiorenzuola d'Arda | 577.39 mi (929.22 km) |
