| Hirson to Obernburg am Main | 225.20 mi (362.42 km) |
| Hirson to Obernkirchen | 271.85 mi (437.51 km) |
| Hirson to Oberschleissheim | 357.58 mi (575.46 km) |
| Hirson to Oberstdorf | 331.57 mi (533.62 km) |
| Hirson to Obertraubling | 368.89 mi (593.67 km) |
| Hirson to Obertshausen | 211.16 mi (339.83 km) |
| Hirson to Oberursel | 200.20 mi (322.19 km) |
| Hirson to Ochsenfurt | 267.48 mi (430.47 km) |
| Hirson to Ochsenhausen | 294.84 mi (474.51 km) |
| Hirson to Ochtrup | 207.56 mi (334.03 km) |
| Hirson to Odenthal | 153.87 mi (247.63 km) |
| Hirson to Oelde | 221.01 mi (355.68 km) |
| Hirson to Oelsnitz | 359.16 mi (578.02 km) |
| Hirson to Oer-Erkenschwick | 182.38 mi (293.50 km) |
| Hirson to Oerlinghausen | 244.40 mi (393.32 km) |
