| Gudensberg to Obernburg am Main | 93.34 mi (150.22 km) |
| Gudensberg to Obernkirchen | 75.59 mi (121.65 km) |
| Gudensberg to Oberschleissheim | 225.22 mi (362.45 km) |
| Gudensberg to Oberstdorf | 263.95 mi (424.78 km) |
| Gudensberg to Obertraubling | 197.18 mi (317.33 km) |
| Gudensberg to Obertshausen | 80.61 mi (129.74 km) |
| Gudensberg to Oberursel | 76.02 mi (122.35 km) |
| Gudensberg to Ochsenfurt | 110.33 mi (177.56 km) |
| Gudensberg to Ochsenhausen | 216.52 mi (348.46 km) |
| Gudensberg to Ochtrup | 116.94 mi (188.20 km) |
| Gudensberg to Odenthal | 98.15 mi (157.96 km) |
| Gudensberg to Oelde | 68.95 mi (110.97 km) |
| Gudensberg to Oelsnitz | 133.24 mi (214.43 km) |
| Gudensberg to Oer-Erkenschwick | 96.53 mi (155.36 km) |
| Gudensberg to Oerlinghausen | 61.91 mi (99.64 km) |
