| Geldern to Ordu | 1,656.72 mi (2,666.24 km) |
| Geldern to Ortahisar | 1,636.93 mi (2,634.39 km) |
| Geldern to Ortakent | 1,427.65 mi (2,297.58 km) |
| Geldern to Ortaklar | 1,393.59 mi (2,242.77 km) |
| Geldern to Ortakoy | 1,598.62 mi (2,572.73 km) |
| Geldern to Ortakoy | 1,578.25 mi (2,539.94 km) |
| Geldern to Osmaneli | 1,365.29 mi (2,197.23 km) |
| Geldern to Osmaniye | 1,765.11 mi (2,840.68 km) |
| Geldern to Ozdere | 1,373.38 mi (2,210.23 km) |
| Geldern to Palu | 1,840.40 mi (2,961.85 km) |
| Geldern to Pamukkale | 1,450.25 mi (2,333.96 km) |
| Geldern to Patnos | 1,939.30 mi (3,121.00 km) |
| Geldern to Pazar | 1,622.06 mi (2,610.46 km) |
| Geldern to Pazarcik | 1,787.44 mi (2,876.61 km) |
| Geldern to Pazaryeri | 1,377.18 mi (2,216.35 km) |
