| Harlow to Liria | 840.42 mi (1,352.53 km) |
| Harlow to Llagostera | 699.66 mi (1,125.99 km) |
| Harlow to Llanera | 639.41 mi (1,029.03 km) |
| Harlow to Llanes | 620.32 mi (998.31 km) |
| Harlow to Lleida | 702.55 mi (1,130.65 km) |
| Harlow to Lloret de Mar | 707.94 mi (1,139.32 km) |
| Harlow to Lluchmayor | 859.34 mi (1,382.98 km) |
| Harlow to Loeches | 805.07 mi (1,295.63 km) |
| Harlow to Logrono | 654.70 mi (1,053.64 km) |
| Harlow to Loja | 1,030.95 mi (1,659.15 km) |
| Harlow to Lora del Rio | 1,014.02 mi (1,631.91 km) |
| Harlow to Lorca | 978.18 mi (1,574.22 km) |
| Harlow to Los Alcazares | 970.91 mi (1,562.54 km) |
| Harlow to Los Barrios | 1,112.25 mi (1,789.99 km) |
| Harlow to Los Corrales de Buelna | 619.89 mi (997.62 km) |
