| Geilenkirchen to Grevena | 1,051.56 mi (1,692.32 km) |
| Geilenkirchen to Ialysos | 1,479.96 mi (2,381.77 km) |
| Geilenkirchen to Ilion | 1,238.41 mi (1,993.03 km) |
| Geilenkirchen to Ilioupoli | 1,245.53 mi (2,004.48 km) |
| Geilenkirchen to Ioannina | 1,055.45 mi (1,698.58 km) |
| Geilenkirchen to Irakleio | 1,435.06 mi (2,309.51 km) |
| Geilenkirchen to Irakleio | 1,239.75 mi (1,995.18 km) |
| Geilenkirchen to Kaisariani | 1,243.90 mi (2,001.87 km) |
| Geilenkirchen to Kalamaria | 1,078.19 mi (1,735.17 km) |
| Geilenkirchen to Kalamata | 1,242.53 mi (1,999.65 km) |
| Geilenkirchen to Kallithea | 1,242.94 mi (2,000.32 km) |
| Geilenkirchen to Kalymnos | 1,408.05 mi (2,266.04 km) |
| Geilenkirchen to Kalyvia Thorikou | 1,256.57 mi (2,022.26 km) |
| Geilenkirchen to Kamatero | 1,237.38 mi (1,991.37 km) |
| Geilenkirchen to Karditsa | 1,106.51 mi (1,780.76 km) |
