| Ferndale to Opwijk | 3,931.20 mi (6,326.66 km) |
| Ferndale to Ostend | 3,874.37 mi (6,235.19 km) |
| Ferndale to Oud-Heverlee | 3,954.11 mi (6,363.53 km) |
| Ferndale to Oud-Turnhout | 3,950.13 mi (6,357.11 km) |
| Ferndale to Oudenaarde | 3,912.64 mi (6,296.78 km) |
| Ferndale to Oudenburg | 3,878.82 mi (6,242.36 km) |
| Ferndale to Oupeye | 3,995.60 mi (6,430.30 km) |
| Ferndale to Overijse | 3,950.66 mi (6,357.98 km) |
| Ferndale to Overpelt | 3,969.87 mi (6,388.89 km) |
| Ferndale to Paal | 3,966.55 mi (6,383.55 km) |
| Ferndale to Peer | 3,974.08 mi (6,395.67 km) |
| Ferndale to Pepinster | 4,007.04 mi (6,448.70 km) |
| Ferndale to Peruwelz | 3,922.88 mi (6,313.26 km) |
| Ferndale to Perwez | 3,966.77 mi (6,383.89 km) |
| Ferndale to Philippeville | 3,970.76 mi (6,390.32 km) |
