| Pianella to Oberkirch | 512.65 mi (825.03 km) |
| Pianella to Obernburg am Main | 564.95 mi (909.20 km) |
| Pianella to Obernkirchen | 719.34 mi (1,157.66 km) |
| Pianella to Oberschleissheim | 421.75 mi (678.74 km) |
| Pianella to Oberstdorf | 392.14 mi (631.08 km) |
| Pianella to Obertraubling | 462.63 mi (744.53 km) |
| Pianella to Obertshausen | 585.10 mi (941.63 km) |
| Pianella to Oberursel | 598.72 mi (963.54 km) |
| Pianella to Ochsenfurt | 535.94 mi (862.51 km) |
| Pianella to Ochsenhausen | 439.64 mi (707.53 km) |
| Pianella to Ochtrup | 749.07 mi (1,205.50 km) |
| Pianella to Odenthal | 680.24 mi (1,094.73 km) |
| Pianella to Oelde | 707.78 mi (1,139.06 km) |
| Pianella to Oelsnitz | 561.07 mi (902.95 km) |
| Pianella to Oer-Erkenschwick | 713.64 mi (1,148.50 km) |
