| Islington to Opwijk | 189.55 mi (305.05 km) |
| Islington to Ostend | 132.14 mi (212.67 km) |
| Islington to Oud-Heverlee | 212.25 mi (341.59 km) |
| Islington to Oud-Turnhout | 219.61 mi (353.43 km) |
| Islington to Oudenaarde | 167.31 mi (269.26 km) |
| Islington to Oudenburg | 136.14 mi (219.10 km) |
| Islington to Oupeye | 255.69 mi (411.49 km) |
| Islington to Overijse | 207.59 mi (334.09 km) |
| Islington to Overpelt | 239.04 mi (384.69 km) |
| Islington to Paal | 230.54 mi (371.02 km) |
| Islington to Peer | 241.45 mi (388.57 km) |
| Islington to Pepinster | 265.72 mi (427.63 km) |
| Islington to Peruwelz | 175.17 mi (281.90 km) |
| Islington to Perwez | 222.65 mi (358.33 km) |
| Islington to Philippeville | 223.06 mi (358.97 km) |
