| Barsbuttel to Oestrich-Winkel | 263.23 mi (423.63 km) |
| Barsbuttel to Offenburg | 365.45 mi (588.14 km) |
| Barsbuttel to Oftersheim | 297.79 mi (479.25 km) |
| Barsbuttel to Ohrdruf | 190.73 mi (306.95 km) |
| Barsbuttel to Ohringen | 303.07 mi (487.75 km) |
| Barsbuttel to Olbernhau | 241.19 mi (388.16 km) |
| Barsbuttel to Olching | 374.16 mi (602.16 km) |
| Barsbuttel to Oldenburg | 85.66 mi (137.86 km) |
| Barsbuttel to Oldenburg in Holstein | 58.45 mi (94.07 km) |
| Barsbuttel to Olfen | 173.05 mi (278.50 km) |
| Barsbuttel to Olpe | 201.88 mi (324.90 km) |
| Barsbuttel to Olsberg | 168.75 mi (271.58 km) |
| Barsbuttel to Oranienburg | 139.01 mi (223.71 km) |
| Barsbuttel to Ortenberg | 226.83 mi (365.05 km) |
| Barsbuttel to Oschatz | 199.63 mi (321.27 km) |
