| Castricum to Isparta | 1,607.90 mi (2,587.67 km) |
| Castricum to Istanbul | 1,387.71 mi (2,233.31 km) |
| Castricum to Izmir | 1,451.13 mi (2,335.37 km) |
| Castricum to Kadinhani | 1,645.63 mi (2,648.39 km) |
| Castricum to Kadirli | 1,837.58 mi (2,957.30 km) |
| Castricum to Kagithane | 1,385.39 mi (2,229.57 km) |
| Castricum to Kahramanmaras | 1,859.80 mi (2,993.06 km) |
| Castricum to Kahta | 1,917.19 mi (3,085.42 km) |
| Castricum to Kaman | 1,649.59 mi (2,654.76 km) |
| Castricum to Kangal | 1,800.13 mi (2,897.02 km) |
| Castricum to Kapakli | 1,335.16 mi (2,148.74 km) |
| Castricum to Karaagac | 1,878.41 mi (3,023.01 km) |
| Castricum to Karaagac | 1,336.11 mi (2,150.27 km) |
| Castricum to Karabuk | 1,521.63 mi (2,448.83 km) |
| Castricum to Karahalli | 1,541.62 mi (2,480.99 km) |
