| Ganserndorf to Oestrich-Winkel | 409.88 mi (659.64 km) |
| Ganserndorf to Offenburg | 402.80 mi (648.24 km) |
| Ganserndorf to Oftersheim | 376.31 mi (605.61 km) |
| Ganserndorf to Ohrdruf | 318.30 mi (512.25 km) |
| Ganserndorf to Ohringen | 333.86 mi (537.29 km) |
| Ganserndorf to Olbernhau | 221.06 mi (355.76 km) |
| Ganserndorf to Olching | 248.52 mi (399.95 km) |
| Ganserndorf to Oldenburg | 497.78 mi (801.09 km) |
| Ganserndorf to Oldenburg in Holstein | 482.34 mi (776.25 km) |
| Ganserndorf to Olfen | 474.95 mi (764.36 km) |
| Ganserndorf to Olpe | 437.75 mi (704.49 km) |
| Ganserndorf to Olsberg | 421.35 mi (678.10 km) |
| Ganserndorf to Oranienburg | 341.01 mi (548.80 km) |
| Ganserndorf to Ortenberg | 371.71 mi (598.21 km) |
| Ganserndorf to Oschatz | 260.16 mi (418.69 km) |
