| Parthenay to Oestrich-Winkel | 443.65 mi (713.99 km) |
| Parthenay to Offenburg | 401.34 mi (645.89 km) |
| Parthenay to Oftersheim | 449.10 mi (722.76 km) |
| Parthenay to Ohrdruf | 576.82 mi (928.31 km) |
| Parthenay to Ohringen | 484.05 mi (779.00 km) |
| Parthenay to Olbernhau | 677.82 mi (1,090.85 km) |
| Parthenay to Olching | 550.52 mi (885.97 km) |
| Parthenay to Oldenburg | 585.04 mi (941.53 km) |
| Parthenay to Oldenburg in Holstein | 718.78 mi (1,156.76 km) |
| Parthenay to Olfen | 490.80 mi (789.86 km) |
| Parthenay to Olpe | 475.07 mi (764.55 km) |
| Parthenay to Olsberg | 511.39 mi (823.00 km) |
| Parthenay to Oranienburg | 733.69 mi (1,180.75 km) |
| Parthenay to Ortenberg | 496.42 mi (798.92 km) |
| Parthenay to Oschatz | 684.22 mi (1,101.14 km) |
