| Osterode to Grevena | 965.00 mi (1,553.02 km) |
| Osterode to Ialysos | 1,373.87 mi (2,211.03 km) |
| Osterode to Ilion | 1,148.75 mi (1,848.74 km) |
| Osterode to Ilioupoli | 1,156.09 mi (1,860.55 km) |
| Osterode to Ioannina | 975.80 mi (1,570.40 km) |
| Osterode to Irakleio | 1,349.90 mi (2,172.46 km) |
| Osterode to Irakleio | 1,149.59 mi (1,850.08 km) |
| Osterode to Kaisariani | 1,154.23 mi (1,857.55 km) |
| Osterode to Kalamaria | 978.05 mi (1,574.02 km) |
| Osterode to Kalamata | 1,168.46 mi (1,880.46 km) |
| Osterode to Kallithea | 1,153.73 mi (1,856.74 km) |
| Osterode to Kalymnos | 1,305.09 mi (2,100.34 km) |
| Osterode to Kalyvia Thorikou | 1,166.64 mi (1,877.52 km) |
| Osterode to Kamatero | 1,147.50 mi (1,846.73 km) |
| Osterode to Karditsa | 1,020.99 mi (1,643.13 km) |
