| Ballenger Creek to Oberkirch | 4,074.10 mi (6,556.64 km) |
| Ballenger Creek to Obernburg am Main | 4,077.67 mi (6,562.38 km) |
| Ballenger Creek to Obernkirchen | 4,005.44 mi (6,446.13 km) |
| Ballenger Creek to Oberschleissheim | 4,225.37 mi (6,800.08 km) |
| Ballenger Creek to Oberstdorf | 4,199.79 mi (6,758.91 km) |
| Ballenger Creek to Obertraubling | 4,226.29 mi (6,801.55 km) |
| Ballenger Creek to Obertshausen | 4,058.54 mi (6,531.59 km) |
| Ballenger Creek to Oberursel | 4,044.23 mi (6,508.56 km) |
| Ballenger Creek to Ochsenfurt | 4,120.54 mi (6,631.37 km) |
| Ballenger Creek to Ochsenhausen | 4,165.00 mi (6,702.93 km) |
| Ballenger Creek to Ochtrup | 3,932.57 mi (6,328.86 km) |
| Ballenger Creek to Odenthal | 3,962.14 mi (6,376.45 km) |
| Ballenger Creek to Oelde | 3,980.28 mi (6,405.64 km) |
| Ballenger Creek to Oelsnitz | 4,179.65 mi (6,726.49 km) |
| Ballenger Creek to Oer-Erkenschwick | 3,950.45 mi (6,357.64 km) |
