| Tallmadge to Oberkirch | 4,159.61 mi (6,694.24 km) |
| Tallmadge to Obernburg am Main | 4,156.36 mi (6,689.01 km) |
| Tallmadge to Obernkirchen | 4,074.01 mi (6,556.49 km) |
| Tallmadge to Oberschleissheim | 4,306.92 mi (6,931.31 km) |
| Tallmadge to Oberstdorf | 4,286.55 mi (6,898.54 km) |
| Tallmadge to Obertraubling | 4,304.12 mi (6,926.82 km) |
| Tallmadge to Obertshausen | 4,136.72 mi (6,657.40 km) |
| Tallmadge to Oberursel | 4,122.20 mi (6,634.03 km) |
| Tallmadge to Ochsenfurt | 4,198.70 mi (6,757.15 km) |
| Tallmadge to Ochsenhausen | 4,249.66 mi (6,839.16 km) |
| Tallmadge to Ochtrup | 4,003.87 mi (6,443.60 km) |
| Tallmadge to Odenthal | 4,038.57 mi (6,499.45 km) |
| Tallmadge to Oelde | 4,051.95 mi (6,520.99 km) |
| Tallmadge to Oelsnitz | 4,251.71 mi (6,842.46 km) |
| Tallmadge to Oer-Erkenschwick | 4,024.10 mi (6,476.16 km) |
