| Gronau to Lapua | 944.33 mi (1,519.75 km) |
| Gronau to Laukaa | 990.32 mi (1,593.77 km) |
| Gronau to Lauritsala | 1,004.51 mi (1,616.60 km) |
| Gronau to Lempaala | 887.31 mi (1,427.99 km) |
| Gronau to Leppavirta | 1,041.37 mi (1,675.93 km) |
| Gronau to Lieksa | 1,131.19 mi (1,820.48 km) |
| Gronau to Lieto | 818.29 mi (1,316.91 km) |
| Gronau to Liminka | 1,085.59 mi (1,747.10 km) |
| Gronau to Liperi | 1,086.03 mi (1,747.79 km) |
| Gronau to Lohja | 853.43 mi (1,373.46 km) |
| Gronau to Loimaa | 849.35 mi (1,366.89 km) |
| Gronau to Loviisa | 924.21 mi (1,487.37 km) |
| Gronau to Mantsala | 903.58 mi (1,454.18 km) |
| Gronau to Mariehamn | 734.43 mi (1,181.95 km) |
| Gronau to Masku | 811.95 mi (1,306.70 km) |
