| Geilenkirchen to Karlovo | 1,049.76 mi (1,689.42 km) |
| Geilenkirchen to Karnobat | 1,136.64 mi (1,829.24 km) |
| Geilenkirchen to Kavarna | 1,159.29 mi (1,865.69 km) |
| Geilenkirchen to Kazanlak | 1,074.23 mi (1,728.80 km) |
| Geilenkirchen to Knezha | 984.22 mi (1,583.94 km) |
| Geilenkirchen to Kostinbrod | 980.44 mi (1,577.86 km) |
| Geilenkirchen to Kozloduy | 958.41 mi (1,542.41 km) |
| Geilenkirchen to Kyustendil | 984.98 mi (1,585.17 km) |
| Geilenkirchen to Levski | 1,031.60 mi (1,660.20 km) |
| Geilenkirchen to Lom | 937.03 mi (1,508.00 km) |
| Geilenkirchen to Lovech | 1,024.87 mi (1,649.36 km) |
| Geilenkirchen to Lukovit | 1,000.35 mi (1,609.90 km) |
| Geilenkirchen to Lyaskovets | 1,066.13 mi (1,715.77 km) |
| Geilenkirchen to Mezdra | 984.26 mi (1,584.01 km) |
| Geilenkirchen to Momchilgrad | 1,123.56 mi (1,808.20 km) |
