| Darien to Opwijk | 4,148.18 mi (6,675.84 km) |
| Darien to Ostend | 4,091.77 mi (6,585.06 km) |
| Darien to Oud-Heverlee | 4,170.99 mi (6,712.56 km) |
| Darien to Oud-Turnhout | 4,165.60 mi (6,703.89 km) |
| Darien to Oudenaarde | 4,130.36 mi (6,647.18 km) |
| Darien to Oudenburg | 4,096.25 mi (6,592.28 km) |
| Darien to Oupeye | 4,211.94 mi (6,778.46 km) |
| Darien to Overijse | 4,167.77 mi (6,707.38 km) |
| Darien to Overpelt | 4,185.22 mi (6,735.46 km) |
| Darien to Paal | 4,182.52 mi (6,731.12 km) |
| Darien to Peer | 4,189.59 mi (6,742.50 km) |
| Darien to Pepinster | 4,223.55 mi (6,797.14 km) |
| Darien to Peruwelz | 4,141.39 mi (6,664.92 km) |
| Darien to Perwez | 4,184.00 mi (6,733.50 km) |
| Darien to Philippeville | 4,189.19 mi (6,741.85 km) |
