| Hardenberg to Lapua | 933.38 mi (1,502.12 km) |
| Hardenberg to Laukaa | 982.06 mi (1,580.47 km) |
| Hardenberg to Lauritsala | 999.82 mi (1,609.05 km) |
| Hardenberg to Lempaala | 879.64 mi (1,415.65 km) |
| Hardenberg to Leppavirta | 1,033.95 mi (1,663.97 km) |
| Hardenberg to Lieksa | 1,123.46 mi (1,808.03 km) |
| Hardenberg to Lieto | 811.30 mi (1,305.66 km) |
| Hardenberg to Liminka | 1,073.48 mi (1,727.60 km) |
| Hardenberg to Liperi | 1,079.28 mi (1,736.93 km) |
| Hardenberg to Lohja | 848.06 mi (1,364.83 km) |
| Hardenberg to Loimaa | 842.10 mi (1,355.22 km) |
| Hardenberg to Loviisa | 919.69 mi (1,480.10 km) |
| Hardenberg to Mantsala | 898.21 mi (1,445.53 km) |
| Hardenberg to Mariehamn | 726.20 mi (1,168.70 km) |
| Hardenberg to Masku | 804.55 mi (1,294.79 km) |
