| Maardu to Opwijk | 1,002.99 mi (1,614.15 km) |
| Maardu to Ostend | 1,030.90 mi (1,659.07 km) |
| Maardu to Oud-Heverlee | 994.35 mi (1,600.25 km) |
| Maardu to Oud-Turnhout | 961.21 mi (1,546.93 km) |
| Maardu to Oudenaarde | 1,026.91 mi (1,652.65 km) |
| Maardu to Oudenburg | 1,030.28 mi (1,658.08 km) |
| Maardu to Oupeye | 970.53 mi (1,561.91 km) |
| Maardu to Overijse | 1,000.92 mi (1,610.82 km) |
| Maardu to Overpelt | 952.54 mi (1,532.96 km) |
| Maardu to Paal | 968.68 mi (1,558.94 km) |
| Maardu to Peer | 955.46 mi (1,537.67 km) |
| Maardu to Pepinster | 972.35 mi (1,564.85 km) |
| Maardu to Peruwelz | 1,043.47 mi (1,679.31 km) |
| Maardu to Perwez | 1,000.00 mi (1,609.35 km) |
| Maardu to Philippeville | 1,029.16 mi (1,656.28 km) |
