| Castle Rock to Kortenberg | 4,885.66 mi (7,862.71 km) |
| Castle Rock to Kortrijk | 4,844.92 mi (7,797.15 km) |
| Castle Rock to Kraainem | 4,884.04 mi (7,860.10 km) |
| Castle Rock to Kruibeke | 4,865.41 mi (7,830.13 km) |
| Castle Rock to Kuurne | 4,844.78 mi (7,796.92 km) |
| Castle Rock to La Bruyere | 4,911.53 mi (7,904.34 km) |
| Castle Rock to La Calamine | 4,942.93 mi (7,954.87 km) |
| Castle Rock to La Louviere | 4,892.07 mi (7,873.03 km) |
| Castle Rock to Laarne | 4,856.78 mi (7,816.24 km) |
| Castle Rock to Laeken | 4,879.92 mi (7,853.47 km) |
| Castle Rock to Lanaken | 4,922.66 mi (7,922.25 km) |
| Castle Rock to Landen | 4,909.76 mi (7,901.50 km) |
| Castle Rock to Lebbeke | 4,866.52 mi (7,831.90 km) |
| Castle Rock to Lede | 4,863.46 mi (7,826.99 km) |
| Castle Rock to Ledegem | 4,839.29 mi (7,788.09 km) |
