| Issoudun to Obernburg am Main | 383.77 mi (617.63 km) |
| Issoudun to Obernkirchen | 486.14 mi (782.36 km) |
| Issoudun to Oberschleissheim | 454.69 mi (731.75 km) |
| Issoudun to Oberstdorf | 390.25 mi (628.05 km) |
| Issoudun to Obertraubling | 490.52 mi (789.41 km) |
| Issoudun to Obertshausen | 379.85 mi (611.30 km) |
| Issoudun to Oberursel | 375.49 mi (604.29 km) |
| Issoudun to Ochsenfurt | 415.10 mi (668.03 km) |
| Issoudun to Ochsenhausen | 379.10 mi (610.10 km) |
| Issoudun to Ochtrup | 431.22 mi (693.98 km) |
| Issoudun to Odenthal | 365.37 mi (588.00 km) |
| Issoudun to Oelde | 436.25 mi (702.08 km) |
| Issoudun to Oelsnitz | 521.70 mi (839.60 km) |
| Issoudun to Oer-Erkenschwick | 401.41 mi (646.01 km) |
| Issoudun to Oerlinghausen | 457.94 mi (736.99 km) |
