| Ardmore to Opwijk | 4,868.55 mi (7,835.17 km) |
| Ardmore to Ostend | 4,812.13 mi (7,744.38 km) |
| Ardmore to Oud-Heverlee | 4,891.36 mi (7,871.88 km) |
| Ardmore to Oud-Turnhout | 4,885.93 mi (7,863.15 km) |
| Ardmore to Oudenaarde | 4,850.72 mi (7,806.48 km) |
| Ardmore to Oudenburg | 4,816.62 mi (7,751.60 km) |
| Ardmore to Oupeye | 4,932.30 mi (7,937.77 km) |
| Ardmore to Overijse | 4,888.14 mi (7,866.70 km) |
| Ardmore to Overpelt | 4,905.54 mi (7,894.70 km) |
| Ardmore to Paal | 4,902.88 mi (7,890.42 km) |
| Ardmore to Peer | 4,909.92 mi (7,901.76 km) |
| Ardmore to Pepinster | 4,943.91 mi (7,956.46 km) |
| Ardmore to Peruwelz | 4,861.71 mi (7,824.17 km) |
| Ardmore to Perwez | 4,904.37 mi (7,892.82 km) |
| Ardmore to Philippeville | 4,909.52 mi (7,901.11 km) |
