| Pianiga to Oerlinghausen | 474.65 mi (763.88 km) |
| Pianiga to Oestrich-Winkel | 364.80 mi (587.08 km) |
| Pianiga to Offenburg | 282.98 mi (455.41 km) |
| Pianiga to Oftersheim | 314.07 mi (505.44 km) |
| Pianiga to Ohrdruf | 375.63 mi (604.52 km) |
| Pianiga to Ohringen | 283.91 mi (456.92 km) |
| Pianiga to Olbernhau | 365.02 mi (587.44 km) |
| Pianiga to Olching | 192.23 mi (309.36 km) |
| Pianiga to Oldenburg | 557.66 mi (897.46 km) |
| Pianiga to Oldenburg in Holstein | 612.93 mi (986.42 km) |
| Pianiga to Olfen | 481.07 mi (774.21 km) |
| Pianiga to Olpe | 429.25 mi (690.81 km) |
| Pianiga to Olsberg | 437.88 mi (704.69 km) |
| Pianiga to Oranienburg | 507.15 mi (816.17 km) |
| Pianiga to Ortenberg | 364.90 mi (587.25 km) |
