| Boulogne-Billancourt to Nowy Sacz | 832.43 mi (1,339.66 km) |
| Boulogne-Billancourt to Nowy Targ | 802.64 mi (1,291.72 km) |
| Boulogne-Billancourt to Nowy Tomysl | 654.01 mi (1,052.53 km) |
| Boulogne-Billancourt to Nysa | 683.30 mi (1,099.66 km) |
| Boulogne-Billancourt to Oborniki | 688.10 mi (1,107.38 km) |
| Boulogne-Billancourt to Oborniki Slaskie | 670.85 mi (1,079.64 km) |
| Boulogne-Billancourt to Olawa | 684.62 mi (1,101.78 km) |
| Boulogne-Billancourt to Olecko | 939.49 mi (1,511.96 km) |
| Boulogne-Billancourt to Olesnica | 690.47 mi (1,111.21 km) |
| Boulogne-Billancourt to Olesno | 732.65 mi (1,179.09 km) |
| Boulogne-Billancourt to Olkusz | 781.04 mi (1,256.97 km) |
| Boulogne-Billancourt to Olsztyn | 855.48 mi (1,376.76 km) |
| Boulogne-Billancourt to Opalenica | 665.24 mi (1,070.60 km) |
| Boulogne-Billancourt to Opoczno | 816.51 mi (1,314.04 km) |
| Boulogne-Billancourt to Opole | 710.47 mi (1,143.39 km) |
