| Zaandam to Oberkirch | 304.93 mi (490.73 km) |
| Zaandam to Obernburg am Main | 258.74 mi (416.40 km) |
| Zaandam to Obernkirchen | 181.17 mi (291.56 km) |
| Zaandam to Oberschleissheim | 414.04 mi (666.34 km) |
| Zaandam to Oberstdorf | 423.02 mi (680.78 km) |
| Zaandam to Obertraubling | 400.18 mi (644.03 km) |
| Zaandam to Obertshausen | 237.97 mi (382.98 km) |
| Zaandam to Oberursel | 223.27 mi (359.32 km) |
| Zaandam to Ochsenfurt | 297.65 mi (479.02 km) |
| Zaandam to Ochsenhausen | 376.44 mi (605.81 km) |
| Zaandam to Ochtrup | 100.78 mi (162.18 km) |
| Zaandam to Odenthal | 137.48 mi (221.25 km) |
| Zaandam to Oelde | 146.63 mi (235.98 km) |
| Zaandam to Oelsnitz | 345.09 mi (555.37 km) |
| Zaandam to Oer-Erkenschwick | 116.37 mi (187.29 km) |
