| Castalla to Kidderminster | 955.92 mi (1,538.41 km) |
| Castalla to Kidlington | 914.34 mi (1,471.49 km) |
| Castalla to Kidsgrove | 1,004.02 mi (1,615.81 km) |
| Castalla to Killamarsh | 1,017.77 mi (1,637.94 km) |
| Castalla to Killingworth | 1,136.30 mi (1,828.70 km) |
| Castalla to Kilmarnock | 1,188.81 mi (1,913.21 km) |
| Castalla to Kilsyth | 1,211.16 mi (1,949.18 km) |
| Castalla to Kilwinning | 1,193.26 mi (1,920.36 km) |
| Castalla to King's Lynn | 979.51 mi (1,576.36 km) |
| Castalla to Kings Norton | 956.11 mi (1,538.71 km) |
| Castalla to Kingsnorth | 868.32 mi (1,397.43 km) |
| Castalla to Kingsteignton | 837.89 mi (1,348.45 km) |
| Castalla to Kingston upon Hull | 1,046.73 mi (1,684.54 km) |
| Castalla to Kingston upon Thames | 885.52 mi (1,425.10 km) |
| Castalla to Kingswinford | 963.16 mi (1,550.05 km) |
