| Nisko to Oberkirch | 644.11 mi (1,036.59 km) |
| Nisko to Obernburg am Main | 576.28 mi (927.43 km) |
| Nisko to Obernkirchen | 573.37 mi (922.75 km) |
| Nisko to Oberschleissheim | 500.22 mi (805.02 km) |
| Nisko to Oberstdorf | 578.51 mi (931.03 km) |
| Nisko to Obertraubling | 457.64 mi (736.51 km) |
| Nisko to Obertshausen | 587.39 mi (945.31 km) |
| Nisko to Oberursel | 597.37 mi (961.37 km) |
| Nisko to Ochsenfurt | 537.99 mi (865.81 km) |
| Nisko to Ochsenhausen | 574.00 mi (923.77 km) |
| Nisko to Ochtrup | 654.12 mi (1,052.70 km) |
| Nisko to Odenthal | 656.17 mi (1,056.00 km) |
| Nisko to Oelde | 611.74 mi (984.51 km) |
| Nisko to Oelsnitz | 438.31 mi (705.39 km) |
| Nisko to Oer-Erkenschwick | 649.73 mi (1,045.64 km) |
