| Atwater to Opwijk | 5,478.84 mi (8,817.33 km) |
| Atwater to Ostend | 5,428.79 mi (8,736.79 km) |
| Atwater to Oud-Heverlee | 5,499.69 mi (8,850.90 km) |
| Atwater to Oud-Turnhout | 5,483.62 mi (8,825.04 km) |
| Atwater to Oudenaarde | 5,467.89 mi (8,799.72 km) |
| Atwater to Oudenburg | 5,433.31 mi (8,744.07 km) |
| Atwater to Oupeye | 5,534.18 mi (8,906.40 km) |
| Atwater to Overijse | 5,498.44 mi (8,848.88 km) |
| Atwater to Overpelt | 5,501.12 mi (8,853.20 km) |
| Atwater to Paal | 5,503.47 mi (8,856.98 km) |
| Atwater to Peer | 5,506.56 mi (8,861.95 km) |
| Atwater to Pepinster | 5,546.56 mi (8,926.32 km) |
| Atwater to Peruwelz | 5,484.51 mi (8,826.47 km) |
| Atwater to Perwez | 5,514.84 mi (8,875.27 km) |
| Atwater to Philippeville | 5,529.18 mi (8,898.36 km) |
