| Saint-Nicolas to Obernburg am Main | 168.59 mi (271.32 km) |
| Saint-Nicolas to Obernkirchen | 191.16 mi (307.63 km) |
| Saint-Nicolas to Oberschleissheim | 317.01 mi (510.18 km) |
| Saint-Nicolas to Oberstdorf | 309.47 mi (498.05 km) |
| Saint-Nicolas to Obertraubling | 317.34 mi (510.71 km) |
| Saint-Nicolas to Obertshausen | 150.65 mi (242.45 km) |
| Saint-Nicolas to Oberursel | 137.24 mi (220.86 km) |
| Saint-Nicolas to Ochsenfurt | 211.89 mi (341.00 km) |
| Saint-Nicolas to Ochsenhausen | 265.99 mi (428.07 km) |
| Saint-Nicolas to Ochtrup | 129.99 mi (209.20 km) |
| Saint-Nicolas to Odenthal | 74.42 mi (119.76 km) |
| Saint-Nicolas to Oelde | 140.31 mi (225.80 km) |
| Saint-Nicolas to Oelsnitz | 291.66 mi (469.38 km) |
| Saint-Nicolas to Oer-Erkenschwick | 101.99 mi (164.14 km) |
| Saint-Nicolas to Oerlinghausen | 163.72 mi (263.48 km) |
