| Kilkis to Forlimpopoli | 588.53 mi (947.15 km) |
| Kilkis to Formello | 546.30 mi (879.19 km) |
| Kilkis to Formia | 481.60 mi (775.06 km) |
| Kilkis to Formigine | 653.98 mi (1,052.49 km) |
| Kilkis to Fossano | 804.80 mi (1,295.20 km) |
| Kilkis to Fossombrone | 546.06 mi (878.80 km) |
| Kilkis to Francavilla al Mare | 452.68 mi (728.52 km) |
| Kilkis to Francavilla Fontana | 278.21 mi (447.74 km) |
| Kilkis to Francofonte | 500.02 mi (804.70 km) |
| Kilkis to Frascati | 530.60 mi (853.91 km) |
| Kilkis to Frattamaggiore | 447.70 mi (720.50 km) |
| Kilkis to Frattaminore | 448.50 mi (721.79 km) |
| Kilkis to Frosinone | 495.71 mi (797.76 km) |
| Kilkis to Fucecchio | 644.02 mi (1,036.45 km) |
| Kilkis to Gaeta | 484.25 mi (779.33 km) |
