| Braunschweig to Obernburg am Main | 177.98 mi (286.43 km) |
| Braunschweig to Obernkirchen | 59.15 mi (95.19 km) |
| Braunschweig to Oberschleissheim | 281.37 mi (452.82 km) |
| Braunschweig to Oberstdorf | 335.75 mi (540.34 km) |
| Braunschweig to Obertraubling | 239.25 mi (385.04 km) |
| Braunschweig to Obertshausen | 168.59 mi (271.31 km) |
| Braunschweig to Oberursel | 165.42 mi (266.21 km) |
| Braunschweig to Ochsenfurt | 181.85 mi (292.66 km) |
| Braunschweig to Ochsenhausen | 290.90 mi (468.16 km) |
| Braunschweig to Ochtrup | 140.80 mi (226.60 km) |
| Braunschweig to Odenthal | 168.82 mi (271.68 km) |
| Braunschweig to Oelde | 104.92 mi (168.85 km) |
| Braunschweig to Oelsnitz | 146.31 mi (235.47 km) |
| Braunschweig to Oer-Erkenschwick | 145.59 mi (234.31 km) |
| Braunschweig to Oerlinghausen | 81.18 mi (130.64 km) |
