| Petilia Policastro to Oberkirch | 780.78 mi (1,256.54 km) |
| Petilia Policastro to Obernburg am Main | 830.16 mi (1,336.01 km) |
| Petilia Policastro to Obernkirchen | 979.66 mi (1,576.62 km) |
| Petilia Policastro to Oberschleissheim | 682.35 mi (1,098.14 km) |
| Petilia Policastro to Oberstdorf | 659.30 mi (1,061.04 km) |
| Petilia Policastro to Obertraubling | 717.74 mi (1,155.09 km) |
| Petilia Policastro to Obertshausen | 850.57 mi (1,368.85 km) |
| Petilia Policastro to Oberursel | 864.46 mi (1,391.21 km) |
| Petilia Policastro to Ochsenfurt | 799.00 mi (1,285.86 km) |
| Petilia Policastro to Ochsenhausen | 706.33 mi (1,136.73 km) |
| Petilia Policastro to Ochtrup | 1,014.06 mi (1,631.97 km) |
| Petilia Policastro to Odenthal | 947.04 mi (1,524.11 km) |
| Petilia Policastro to Oelde | 971.51 mi (1,563.49 km) |
| Petilia Policastro to Oelsnitz | 812.52 mi (1,307.63 km) |
| Petilia Policastro to Oer-Erkenschwick | 979.41 mi (1,576.22 km) |
