| Kas to Oberkirch | 1,383.36 mi (2,226.31 km) |
| Kas to Obernburg am Main | 1,391.47 mi (2,239.36 km) |
| Kas to Obernkirchen | 1,494.15 mi (2,404.60 km) |
| Kas to Oberschleissheim | 1,238.39 mi (1,993.00 km) |
| Kas to Oberstdorf | 1,256.44 mi (2,022.04 km) |
| Kas to Obertraubling | 1,246.31 mi (2,005.75 km) |
| Kas to Obertshausen | 1,411.66 mi (2,271.85 km) |
| Kas to Oberursel | 1,426.37 mi (2,295.53 km) |
| Kas to Ochsenfurt | 1,350.21 mi (2,172.96 km) |
| Kas to Ochsenhausen | 1,293.51 mi (2,081.71 km) |
| Kas to Ochtrup | 1,555.69 mi (2,503.65 km) |
| Kas to Odenthal | 1,511.57 mi (2,432.64 km) |
| Kas to Oelde | 1,507.62 mi (2,426.27 km) |
| Kas to Oelsnitz | 1,311.04 mi (2,109.91 km) |
| Kas to Oer-Erkenschwick | 1,530.76 mi (2,463.52 km) |
