| Langen to Kelkheim (Taunus) | 14.37 mi (23.13 km) |
| Langen to Kelsterbach | 8.10 mi (13.03 km) |
| Langen to Kemberg | 212.94 mi (342.70 km) |
| Langen to Kempen | 137.13 mi (220.68 km) |
| Langen to Kempten | 172.60 mi (277.77 km) |
| Langen to Kenzingen | 130.29 mi (209.68 km) |
| Langen to Kerpen | 106.26 mi (171.01 km) |
| Langen to Ketsch | 43.08 mi (69.33 km) |
| Langen to Kevelaer | 152.85 mi (245.98 km) |
| Langen to Kiel | 306.28 mi (492.90 km) |
| Langen to Kierspe | 92.97 mi (149.63 km) |
| Langen to Kirchhain | 58.63 mi (94.35 km) |
| Langen to Kirchheim bei Munchen | 187.39 mi (301.57 km) |
| Langen to Kirchheim unter Teck | 98.77 mi (158.96 km) |
| Langen to Kirchhundem | 81.30 mi (130.84 km) |
