| Merrifield to Oberkirch | 4,089.16 mi (6,580.87 km) |
| Merrifield to Obernburg am Main | 4,093.72 mi (6,588.20 km) |
| Merrifield to Obernkirchen | 4,022.93 mi (6,474.28 km) |
| Merrifield to Oberschleissheim | 4,240.95 mi (6,825.16 km) |
| Merrifield to Oberstdorf | 4,214.62 mi (6,782.77 km) |
| Merrifield to Obertraubling | 4,242.40 mi (6,827.49 km) |
| Merrifield to Obertshausen | 4,074.66 mi (6,557.54 km) |
| Merrifield to Oberursel | 4,060.39 mi (6,534.57 km) |
| Merrifield to Ochsenfurt | 4,136.64 mi (6,657.29 km) |
| Merrifield to Ochsenhausen | 4,180.15 mi (6,727.31 km) |
| Merrifield to Ochtrup | 3,949.72 mi (6,356.45 km) |
| Merrifield to Odenthal | 3,978.55 mi (6,402.86 km) |
| Merrifield to Oelde | 3,997.35 mi (6,433.11 km) |
| Merrifield to Oelsnitz | 4,196.59 mi (6,753.76 km) |
| Merrifield to Oer-Erkenschwick | 3,967.26 mi (6,384.69 km) |
