| Harrow to Lingolsheim | 412.60 mi (664.01 km) |
| Harrow to Lisieux | 170.05 mi (273.67 km) |
| Harrow to Livron-sur-Drome | 527.51 mi (848.95 km) |
| Harrow to Livry-Gargan | 223.81 mi (360.18 km) |
| Harrow to Lognes | 230.90 mi (371.59 km) |
| Harrow to Lomme | 158.45 mi (255.00 km) |
| Harrow to Longjumeau | 231.36 mi (372.33 km) |
| Harrow to Longuenesse | 126.35 mi (203.34 km) |
| Harrow to Longvic | 383.43 mi (617.07 km) |
| Harrow to Longwy | 303.53 mi (488.49 km) |
| Harrow to Lons | 571.31 mi (919.44 km) |
| Harrow to Lons-le-Saunier | 431.23 mi (694.00 km) |
| Harrow to Loos | 160.49 mi (258.29 km) |
| Harrow to Lorgues | 639.96 mi (1,029.91 km) |
| Harrow to Lorient | 297.13 mi (478.18 km) |
