| Negresti-Oas to Opwijk | 888.11 mi (1,429.28 km) |
| Negresti-Oas to Ostend | 944.59 mi (1,520.17 km) |
| Negresti-Oas to Oud-Heverlee | 866.15 mi (1,393.94 km) |
| Negresti-Oas to Oud-Turnhout | 856.97 mi (1,379.15 km) |
| Negresti-Oas to Oudenaarde | 912.57 mi (1,468.63 km) |
| Negresti-Oas to Oudenburg | 940.81 mi (1,514.08 km) |
| Negresti-Oas to Oupeye | 822.77 mi (1,324.13 km) |
| Negresti-Oas to Overijse | 871.57 mi (1,402.65 km) |
| Negresti-Oas to Overpelt | 837.38 mi (1,347.64 km) |
| Negresti-Oas to Paal | 846.05 mi (1,361.58 km) |
| Negresti-Oas to Peer | 834.92 mi (1,343.67 km) |
| Negresti-Oas to Pepinster | 814.09 mi (1,310.14 km) |
| Negresti-Oas to Peruwelz | 911.45 mi (1,466.83 km) |
| Negresti-Oas to Perwez | 858.19 mi (1,381.13 km) |
| Negresti-Oas to Philippeville | 867.53 mi (1,396.15 km) |
