| Brenham to Oberkirch | 5,286.22 mi (8,507.35 km) |
| Brenham to Obernburg am Main | 5,281.03 mi (8,499.00 km) |
| Brenham to Obernkirchen | 5,194.42 mi (8,359.61 km) |
| Brenham to Oberschleissheim | 5,432.38 mi (8,742.58 km) |
| Brenham to Oberstdorf | 5,413.37 mi (8,711.97 km) |
| Brenham to Obertraubling | 5,428.34 mi (8,736.06 km) |
| Brenham to Obertshausen | 5,261.24 mi (8,467.15 km) |
| Brenham to Oberursel | 5,246.66 mi (8,443.68 km) |
| Brenham to Ochsenfurt | 5,323.14 mi (8,566.77 km) |
| Brenham to Ochsenhausen | 5,376.02 mi (8,651.87 km) |
| Brenham to Ochtrup | 5,125.74 mi (8,249.08 km) |
| Brenham to Odenthal | 5,162.56 mi (8,308.34 km) |
| Brenham to Oelde | 5,173.92 mi (8,326.62 km) |
| Brenham to Oelsnitz | 5,373.54 mi (8,647.88 km) |
| Brenham to Oer-Erkenschwick | 5,146.99 mi (8,283.29 km) |
