| Castle Rock to Leigh | 4,538.62 mi (7,304.20 km) |
| Castle Rock to Leigh-on-Sea | 4,725.42 mi (7,604.83 km) |
| Castle Rock to Leighton Buzzard | 4,664.76 mi (7,507.21 km) |
| Castle Rock to Leith | 4,422.52 mi (7,117.35 km) |
| Castle Rock to Lemington | 4,508.12 mi (7,255.12 km) |
| Castle Rock to Leominster | 4,580.21 mi (7,371.14 km) |
| Castle Rock to Lerwick | 4,330.11 mi (6,968.63 km) |
| Castle Rock to Letchworth | 4,677.16 mi (7,527.16 km) |
| Castle Rock to Leven | 4,420.21 mi (7,113.64 km) |
| Castle Rock to Lewes | 4,730.69 mi (7,613.31 km) |
| Castle Rock to Leyland | 4,524.92 mi (7,282.16 km) |
| Castle Rock to Leyton | 4,701.22 mi (7,565.88 km) |
| Castle Rock to Lichfield | 4,593.95 mi (7,393.24 km) |
| Castle Rock to Lincoln | 4,616.17 mi (7,429.01 km) |
| Castle Rock to Linlithgow | 4,408.18 mi (7,094.29 km) |
