| Ahaus to Obernburg am Main | 179.86 mi (289.46 km) |
| Ahaus to Obernkirchen | 90.80 mi (146.13 km) |
| Ahaus to Oberschleissheim | 332.13 mi (534.52 km) |
| Ahaus to Oberstdorf | 353.43 mi (568.79 km) |
| Ahaus to Obertraubling | 312.00 mi (502.12 km) |
| Ahaus to Obertshausen | 159.46 mi (256.63 km) |
| Ahaus to Oberursel | 145.77 mi (234.59 km) |
| Ahaus to Ochsenfurt | 213.90 mi (344.24 km) |
| Ahaus to Ochsenhausen | 305.33 mi (491.38 km) |
| Ahaus to Ochtrup | 12.54 mi (20.18 km) |
| Ahaus to Odenthal | 71.58 mi (115.19 km) |
| Ahaus to Oelde | 51.56 mi (82.98 km) |
| Ahaus to Oelsnitz | 250.80 mi (403.63 km) |
| Ahaus to Oer-Erkenschwick | 31.22 mi (50.25 km) |
| Ahaus to Oerlinghausen | 71.21 mi (114.60 km) |
