| Navan to Oberkirch | 729.88 mi (1,174.62 km) |
| Navan to Obernburg am Main | 724.42 mi (1,165.84 km) |
| Navan to Obernkirchen | 663.09 mi (1,067.14 km) |
| Navan to Oberschleissheim | 874.32 mi (1,407.08 km) |
| Navan to Oberstdorf | 857.65 mi (1,380.25 km) |
| Navan to Obertraubling | 872.85 mi (1,404.71 km) |
| Navan to Obertshausen | 705.11 mi (1,134.77 km) |
| Navan to Oberursel | 690.75 mi (1,111.66 km) |
| Navan to Ochsenfurt | 767.13 mi (1,234.58 km) |
| Navan to Ochsenhausen | 818.60 mi (1,317.40 km) |
| Navan to Ochtrup | 585.36 mi (942.04 km) |
| Navan to Odenthal | 608.77 mi (979.73 km) |
| Navan to Oelde | 631.75 mi (1,016.70 km) |
| Navan to Oelsnitz | 828.98 mi (1,334.11 km) |
| Navan to Oer-Erkenschwick | 599.27 mi (964.43 km) |
