| Roanne to Oestrich-Winkel | 328.52 mi (528.70 km) |
| Roanne to Offenburg | 247.00 mi (397.50 km) |
| Roanne to Oftersheim | 311.58 mi (501.43 km) |
| Roanne to Ohrdruf | 450.12 mi (724.39 km) |
| Roanne to Ohringen | 334.14 mi (537.75 km) |
| Roanne to Olbernhau | 531.60 mi (855.53 km) |
| Roanne to Olching | 371.91 mi (598.54 km) |
| Roanne to Oldenburg | 524.76 mi (844.52 km) |
| Roanne to Oldenburg in Holstein | 645.00 mi (1,038.02 km) |
| Roanne to Olfen | 420.24 mi (676.32 km) |
| Roanne to Olpe | 384.67 mi (619.06 km) |
| Roanne to Olsberg | 418.51 mi (673.53 km) |
| Roanne to Oranienburg | 619.84 mi (997.53 km) |
| Roanne to Ortenberg | 376.38 mi (605.72 km) |
| Roanne to Oschatz | 549.15 mi (883.78 km) |
