| Catalpinar to Opwijk | 1,725.58 mi (2,777.05 km) |
| Catalpinar to Ostend | 1,782.75 mi (2,869.06 km) |
| Catalpinar to Oud-Heverlee | 1,703.15 mi (2,740.96 km) |
| Catalpinar to Oud-Turnhout | 1,696.45 mi (2,730.17 km) |
| Catalpinar to Oudenaarde | 1,749.13 mi (2,814.95 km) |
| Catalpinar to Oudenburg | 1,778.80 mi (2,862.71 km) |
| Catalpinar to Oupeye | 1,659.62 mi (2,670.90 km) |
| Catalpinar to Overijse | 1,708.22 mi (2,749.12 km) |
| Catalpinar to Overpelt | 1,676.66 mi (2,698.32 km) |
| Catalpinar to Paal | 1,684.39 mi (2,710.76 km) |
| Catalpinar to Peer | 1,673.84 mi (2,693.79 km) |
| Catalpinar to Pepinster | 1,650.19 mi (2,655.73 km) |
| Catalpinar to Peruwelz | 1,746.02 mi (2,809.95 km) |
| Catalpinar to Perwez | 1,694.06 mi (2,726.33 km) |
| Catalpinar to Philippeville | 1,700.41 mi (2,736.55 km) |
