| Harlow to Lapua | 1,139.44 mi (1,833.75 km) |
| Harlow to Laukaa | 1,202.63 mi (1,935.45 km) |
| Harlow to Lauritsala | 1,237.68 mi (1,991.86 km) |
| Harlow to Lempaala | 1,105.02 mi (1,778.36 km) |
| Harlow to Leppavirta | 1,258.22 mi (2,024.90 km) |
| Harlow to Lieksa | 1,344.96 mi (2,164.50 km) |
| Harlow to Lieto | 1,041.24 mi (1,675.71 km) |
| Harlow to Liminka | 1,269.54 mi (2,043.13 km) |
| Harlow to Liperi | 1,306.44 mi (2,102.50 km) |
| Harlow to Lohja | 1,084.91 mi (1,745.99 km) |
| Harlow to Loimaa | 1,070.22 mi (1,722.35 km) |
| Harlow to Loviisa | 1,159.27 mi (1,865.66 km) |
| Harlow to Mantsala | 1,134.27 mi (1,825.43 km) |
| Harlow to Mariehamn | 951.90 mi (1,531.93 km) |
| Harlow to Masku | 1,032.66 mi (1,661.90 km) |
