| Meridian to Opwijk | 4,996.35 mi (8,040.84 km) |
| Meridian to Ostend | 4,946.71 mi (7,960.96 km) |
| Meridian to Oud-Heverlee | 5,017.07 mi (8,074.19 km) |
| Meridian to Oud-Turnhout | 5,000.59 mi (8,047.67 km) |
| Meridian to Oudenaarde | 4,985.74 mi (8,023.78 km) |
| Meridian to Oudenburg | 4,951.22 mi (7,968.22 km) |
| Meridian to Oupeye | 5,051.21 mi (8,129.14 km) |
| Meridian to Overijse | 5,015.91 mi (8,072.32 km) |
| Meridian to Overpelt | 5,017.97 mi (8,075.65 km) |
| Meridian to Paal | 5,020.52 mi (8,079.74 km) |
| Meridian to Peer | 5,023.44 mi (8,084.44 km) |
| Meridian to Pepinster | 5,063.60 mi (8,149.07 km) |
| Meridian to Peruwelz | 5,002.60 mi (8,050.90 km) |
| Meridian to Perwez | 5,032.28 mi (8,098.66 km) |
| Meridian to Philippeville | 5,047.01 mi (8,122.38 km) |
