| Petrich to Obernburg am Main | 893.22 mi (1,437.50 km) |
| Petrich to Obernkirchen | 1,000.33 mi (1,609.88 km) |
| Petrich to Oberschleissheim | 740.02 mi (1,190.95 km) |
| Petrich to Oberstdorf | 760.02 mi (1,223.13 km) |
| Petrich to Obertraubling | 748.69 mi (1,204.91 km) |
| Petrich to Obertshausen | 913.46 mi (1,470.08 km) |
| Petrich to Oberursel | 928.19 mi (1,493.77 km) |
| Petrich to Ochsenfurt | 852.13 mi (1,371.38 km) |
| Petrich to Ochsenhausen | 795.93 mi (1,280.93 km) |
| Petrich to Ochtrup | 1,059.37 mi (1,704.89 km) |
| Petrich to Odenthal | 1,013.53 mi (1,631.12 km) |
| Petrich to Oelde | 1,011.47 mi (1,627.80 km) |
| Petrich to Oelsnitz | 816.92 mi (1,314.71 km) |
| Petrich to Oer-Erkenschwick | 1,033.51 mi (1,663.27 km) |
| Petrich to Oerlinghausen | 1,000.65 mi (1,610.39 km) |
