| Tettnang to Lapua | 1,175.95 mi (1,892.51 km) |
| Tettnang to Laukaa | 1,199.64 mi (1,930.63 km) |
| Tettnang to Lauritsala | 1,183.68 mi (1,904.94 km) |
| Tettnang to Lempaala | 1,095.58 mi (1,763.17 km) |
| Tettnang to Leppavirta | 1,242.22 mi (1,999.16 km) |
| Tettnang to Lieksa | 1,331.98 mi (2,143.62 km) |
| Tettnang to Lieto | 1,024.24 mi (1,648.36 km) |
| Tettnang to Liminka | 1,322.31 mi (2,128.06 km) |
| Tettnang to Liperi | 1,279.89 mi (2,059.79 km) |
| Tettnang to Lohja | 1,044.67 mi (1,681.24 km) |
| Tettnang to Loimaa | 1,055.92 mi (1,699.34 km) |
| Tettnang to Loviisa | 1,105.17 mi (1,778.60 km) |
| Tettnang to Mantsala | 1,092.63 mi (1,758.42 km) |
| Tettnang to Mariehamn | 953.97 mi (1,535.27 km) |
| Tettnang to Masku | 1,021.35 mi (1,643.71 km) |
