| Kilkis to Floha | 827.27 mi (1,331.37 km) |
| Kilkis to Florsheim | 934.16 mi (1,503.39 km) |
| Kilkis to Florstadt | 931.61 mi (1,499.28 km) |
| Kilkis to Forchheim | 830.62 mi (1,336.76 km) |
| Kilkis to Foritz | 854.66 mi (1,375.44 km) |
| Kilkis to Forst (Lausitz) | 838.89 mi (1,350.06 km) |
| Kilkis to Frankenberg | 831.16 mi (1,337.63 km) |
| Kilkis to Frankenberg | 966.53 mi (1,555.47 km) |
| Kilkis to Frankenthal | 917.80 mi (1,477.06 km) |
| Kilkis to Frankfurt | 929.22 mi (1,495.44 km) |
| Kilkis to Frankfurt (Oder) | 876.93 mi (1,411.28 km) |
| Kilkis to Frechen | 1,028.23 mi (1,654.78 km) |
| Kilkis to Freiberg | 823.10 mi (1,324.64 km) |
| Kilkis to Freiberg am Neckar | 862.72 mi (1,388.41 km) |
| Kilkis to Freiburg im Breisgau | 882.24 mi (1,419.83 km) |
