| Elvas to Oberkirch | 1,009.13 mi (1,624.03 km) |
| Elvas to Obernburg am Main | 1,101.29 mi (1,772.36 km) |
| Elvas to Obernkirchen | 1,209.36 mi (1,946.28 km) |
| Elvas to Oberschleissheim | 1,134.70 mi (1,826.13 km) |
| Elvas to Oberstdorf | 1,054.80 mi (1,697.54 km) |
| Elvas to Obertraubling | 1,182.35 mi (1,902.82 km) |
| Elvas to Obertshausen | 1,100.13 mi (1,770.48 km) |
| Elvas to Oberursel | 1,097.26 mi (1,765.87 km) |
| Elvas to Ochsenfurt | 1,126.95 mi (1,813.65 km) |
| Elvas to Ochsenhausen | 1,063.57 mi (1,711.65 km) |
| Elvas to Ochtrup | 1,149.27 mi (1,849.57 km) |
| Elvas to Odenthal | 1,088.47 mi (1,751.73 km) |
| Elvas to Oelde | 1,159.00 mi (1,865.24 km) |
| Elvas to Oelsnitz | 1,233.85 mi (1,985.70 km) |
| Elvas to Oer-Erkenschwick | 1,122.59 mi (1,806.63 km) |
