| Sankt Augustin to Navodari | 1,089.01 mi (1,752.60 km) |
| Sankt Augustin to Negresti-Oas | 756.52 mi (1,217.50 km) |
| Sankt Augustin to Nehoiu | 955.36 mi (1,537.51 km) |
| Sankt Augustin to Ocna Mures | 817.78 mi (1,316.09 km) |
| Sankt Augustin to Odobesti | 973.78 mi (1,567.15 km) |
| Sankt Augustin to Odorheiu Secuiesc | 881.24 mi (1,418.22 km) |
| Sankt Augustin to Oltenita | 1,015.47 mi (1,634.25 km) |
| Sankt Augustin to Onesti | 945.56 mi (1,521.73 km) |
| Sankt Augustin to Oradea | 714.57 mi (1,149.99 km) |
| Sankt Augustin to Orastie | 808.40 mi (1,300.99 km) |
| Sankt Augustin to Oravita | 777.56 mi (1,251.36 km) |
| Sankt Augustin to Orsova | 818.51 mi (1,317.26 km) |
| Sankt Augustin to Otelu Rosu | 785.70 mi (1,264.46 km) |
| Sankt Augustin to Otopeni | 974.47 mi (1,568.25 km) |
| Sankt Augustin to Ovidiu | 1,088.64 mi (1,751.99 km) |
