| Nieder-Olm to Kastoria | 906.02 mi (1,458.09 km) |
| Nieder-Olm to Katerini | 961.42 mi (1,547.25 km) |
| Nieder-Olm to Keratsini | 1,122.10 mi (1,805.85 km) |
| Nieder-Olm to Kerkyra | 911.76 mi (1,467.34 km) |
| Nieder-Olm to Kiato | 1,091.21 mi (1,756.13 km) |
| Nieder-Olm to Kifisia | 1,122.46 mi (1,806.42 km) |
| Nieder-Olm to Kilkis | 938.06 mi (1,509.66 km) |
| Nieder-Olm to Komotini | 1,028.08 mi (1,654.53 km) |
| Nieder-Olm to Korinthos | 1,100.95 mi (1,771.81 km) |
| Nieder-Olm to Koropi | 1,134.32 mi (1,825.52 km) |
| Nieder-Olm to Korydallos | 1,122.31 mi (1,806.18 km) |
| Nieder-Olm to Kos | 1,307.22 mi (2,103.76 km) |
| Nieder-Olm to Kozani | 934.97 mi (1,504.69 km) |
| Nieder-Olm to Lagos | 1,014.56 mi (1,632.77 km) |
| Nieder-Olm to Lamia | 1,031.89 mi (1,660.67 km) |
