| Bad Sooden-Allendorf to Obernburg am Main | 106.35 mi (171.15 km) |
| Bad Sooden-Allendorf to Obernkirchen | 77.35 mi (124.48 km) |
| Bad Sooden-Allendorf to Oberschleissheim | 221.16 mi (355.92 km) |
| Bad Sooden-Allendorf to Oberstdorf | 267.97 mi (431.26 km) |
| Bad Sooden-Allendorf to Obertraubling | 187.05 mi (301.03 km) |
| Bad Sooden-Allendorf to Obertshausen | 97.98 mi (157.69 km) |
| Bad Sooden-Allendorf to Oberursel | 96.69 mi (155.60 km) |
| Bad Sooden-Allendorf to Ochsenfurt | 112.91 mi (181.71 km) |
| Bad Sooden-Allendorf to Ochsenhausen | 221.87 mi (357.07 km) |
| Bad Sooden-Allendorf to Ochtrup | 135.40 mi (217.91 km) |
| Bad Sooden-Allendorf to Odenthal | 125.41 mi (201.82 km) |
| Bad Sooden-Allendorf to Oelde | 87.44 mi (140.72 km) |
| Bad Sooden-Allendorf to Oelsnitz | 112.50 mi (181.04 km) |
| Bad Sooden-Allendorf to Oer-Erkenschwick | 120.20 mi (193.45 km) |
| Bad Sooden-Allendorf to Oerlinghausen | 73.61 mi (118.47 km) |
