| Whittlesey to Opwijk | 214.68 mi (345.50 km) |
| Whittlesey to Ostend | 159.29 mi (256.35 km) |
| Whittlesey to Oud-Heverlee | 237.42 mi (382.09 km) |
| Whittlesey to Oud-Turnhout | 234.03 mi (376.63 km) |
| Whittlesey to Oudenaarde | 198.54 mi (319.52 km) |
| Whittlesey to Oudenburg | 163.84 mi (263.68 km) |
| Whittlesey to Oupeye | 278.51 mi (448.22 km) |
| Whittlesey to Overijse | 234.38 mi (377.20 km) |
| Whittlesey to Overpelt | 253.96 mi (408.71 km) |
| Whittlesey to Paal | 249.62 mi (401.73 km) |
| Whittlesey to Peer | 257.79 mi (414.87 km) |
| Whittlesey to Pepinster | 290.00 mi (466.71 km) |
| Whittlesey to Peruwelz | 212.93 mi (342.67 km) |
| Whittlesey to Perwez | 250.74 mi (403.52 km) |
| Whittlesey to Philippeville | 259.29 mi (417.29 km) |
