| Heidelberg to Lapua | 1,080.21 mi (1,738.43 km) |
| Heidelberg to Laukaa | 1,111.44 mi (1,788.69 km) |
| Heidelberg to Lauritsala | 1,105.58 mi (1,779.25 km) |
| Heidelberg to Lempaala | 1,006.98 mi (1,620.58 km) |
| Heidelberg to Leppavirta | 1,157.15 mi (1,862.25 km) |
| Heidelberg to Lieksa | 1,247.46 mi (2,007.59 km) |
| Heidelberg to Lieto | 935.79 mi (1,506.01 km) |
| Heidelberg to Liminka | 1,225.64 mi (1,972.47 km) |
| Heidelberg to Liperi | 1,197.43 mi (1,927.08 km) |
| Heidelberg to Lohja | 961.29 mi (1,547.05 km) |
| Heidelberg to Loimaa | 967.55 mi (1,557.12 km) |
| Heidelberg to Loviisa | 1,025.81 mi (1,650.88 km) |
| Heidelberg to Mantsala | 1,010.43 mi (1,626.12 km) |
| Heidelberg to Mariehamn | 860.43 mi (1,384.73 km) |
| Heidelberg to Masku | 931.74 mi (1,499.49 km) |
