| Castle Rock to Kidbrooke | 4,707.10 mi (7,575.35 km) |
| Castle Rock to Kidderminster | 4,590.98 mi (7,388.47 km) |
| Castle Rock to Kidlington | 4,646.70 mi (7,478.14 km) |
| Castle Rock to Kidsgrove | 4,563.67 mi (7,344.52 km) |
| Castle Rock to Killamarsh | 4,586.40 mi (7,381.10 km) |
| Castle Rock to Killingworth | 4,511.30 mi (7,260.23 km) |
| Castle Rock to Kilmarnock | 4,392.57 mi (7,069.17 km) |
| Castle Rock to Kilsyth | 4,393.44 mi (7,070.57 km) |
| Castle Rock to Kilwinning | 4,384.11 mi (7,055.54 km) |
| Castle Rock to King's Lynn | 4,666.94 mi (7,510.72 km) |
| Castle Rock to Kings Norton | 4,601.40 mi (7,405.23 km) |
| Castle Rock to Kingsnorth | 4,750.22 mi (7,644.74 km) |
| Castle Rock to Kingsteignton | 4,615.36 mi (7,427.71 km) |
| Castle Rock to Kingston upon Hull | 4,602.43 mi (7,406.89 km) |
| Castle Rock to Kingston upon Thames | 4,697.88 mi (7,560.50 km) |
