| Norwalk to Opwijk | 5,605.15 mi (9,020.62 km) |
| Norwalk to Ostend | 5,553.39 mi (8,937.31 km) |
| Norwalk to Oud-Heverlee | 5,626.57 mi (9,055.10 km) |
| Norwalk to Oud-Turnhout | 5,612.57 mi (9,032.55 km) |
| Norwalk to Oudenaarde | 5,592.69 mi (9,000.57 km) |
| Norwalk to Oudenburg | 5,557.94 mi (8,944.64 km) |
| Norwalk to Oupeye | 5,662.66 mi (9,113.17 km) |
| Norwalk to Overijse | 5,624.90 mi (9,052.41 km) |
| Norwalk to Overpelt | 5,630.64 mi (9,061.64 km) |
| Norwalk to Paal | 5,631.98 mi (9,063.79 km) |
| Norwalk to Peer | 5,635.90 mi (9,070.10 km) |
| Norwalk to Pepinster | 5,674.98 mi (9,132.99 km) |
| Norwalk to Peruwelz | 5,608.27 mi (9,025.64 km) |
| Norwalk to Perwez | 5,641.40 mi (9,078.95 km) |
| Norwalk to Philippeville | 5,653.94 mi (9,099.14 km) |
