| Vila Pouca de Aguiar to Oberkirch | 906.21 mi (1,458.40 km) |
| Vila Pouca de Aguiar to Obernburg am Main | 990.67 mi (1,594.33 km) |
| Vila Pouca de Aguiar to Obernkirchen | 1,081.29 mi (1,740.17 km) |
| Vila Pouca de Aguiar to Oberschleissheim | 1,045.87 mi (1,683.16 km) |
| Vila Pouca de Aguiar to Oberstdorf | 970.61 mi (1,562.04 km) |
| Vila Pouca de Aguiar to Obertraubling | 1,088.60 mi (1,751.93 km) |
| Vila Pouca de Aguiar to Obertshausen | 986.59 mi (1,587.76 km) |
| Vila Pouca de Aguiar to Oberursel | 981.73 mi (1,579.94 km) |
| Vila Pouca de Aguiar to Ochsenfurt | 1,021.02 mi (1,643.18 km) |
| Vila Pouca de Aguiar to Ochsenhausen | 971.65 mi (1,563.72 km) |
| Vila Pouca de Aguiar to Ochtrup | 1,015.13 mi (1,633.69 km) |
| Vila Pouca de Aguiar to Odenthal | 961.47 mi (1,547.33 km) |
| Vila Pouca de Aguiar to Oelde | 1,030.45 mi (1,658.34 km) |
| Vila Pouca de Aguiar to Oelsnitz | 1,128.02 mi (1,815.37 km) |
| Vila Pouca de Aguiar to Oer-Erkenschwick | 992.08 mi (1,596.60 km) |
