| Essen to Obernburg am Main | 145.18 mi (233.65 km) |
| Essen to Obernkirchen | 106.02 mi (170.62 km) |
| Essen to Oberschleissheim | 299.99 mi (482.79 km) |
| Essen to Oberstdorf | 315.36 mi (507.52 km) |
| Essen to Obertraubling | 285.23 mi (459.03 km) |
| Essen to Obertshausen | 124.39 mi (200.19 km) |
| Essen to Oberursel | 109.94 mi (176.93 km) |
| Essen to Ochsenfurt | 182.87 mi (294.30 km) |
| Essen to Ochsenhausen | 267.63 mi (430.71 km) |
| Essen to Ochtrup | 52.70 mi (84.81 km) |
| Essen to Odenthal | 29.19 mi (46.98 km) |
| Essen to Oelde | 55.45 mi (89.24 km) |
| Essen to Oelsnitz | 235.45 mi (378.92 km) |
| Essen to Oer-Erkenschwick | 16.71 mi (26.89 km) |
| Essen to Oerlinghausen | 79.26 mi (127.56 km) |
