| Middletown to Oberkirch | 4,349.11 mi (6,999.21 km) |
| Middletown to Obernburg am Main | 4,345.22 mi (6,992.96 km) |
| Middletown to Obernkirchen | 4,261.68 mi (6,858.52 km) |
| Middletown to Oberschleissheim | 4,496.04 mi (7,235.67 km) |
| Middletown to Oberstdorf | 4,476.13 mi (7,203.64 km) |
| Middletown to Obertraubling | 4,492.86 mi (7,230.56 km) |
| Middletown to Obertshausen | 4,325.54 mi (6,961.28 km) |
| Middletown to Oberursel | 4,311.00 mi (6,937.88 km) |
| Middletown to Ochsenfurt | 4,387.50 mi (7,060.99 km) |
| Middletown to Ochsenhausen | 4,439.07 mi (7,143.99 km) |
| Middletown to Ochtrup | 4,191.92 mi (6,746.25 km) |
| Middletown to Odenthal | 4,227.22 mi (6,803.06 km) |
| Middletown to Oelde | 4,240.04 mi (6,823.68 km) |
| Middletown to Oelsnitz | 4,439.78 mi (7,145.13 km) |
| Middletown to Oer-Erkenschwick | 4,212.44 mi (6,779.27 km) |
