| Waukesha to Opwijk | 4,098.23 mi (6,595.47 km) |
| Waukesha to Ostend | 4,042.10 mi (6,505.12 km) |
| Waukesha to Oud-Heverlee | 4,120.98 mi (6,632.08 km) |
| Waukesha to Oud-Turnhout | 4,114.84 mi (6,622.19 km) |
| Waukesha to Oudenaarde | 4,080.85 mi (6,567.49 km) |
| Waukesha to Oudenburg | 4,046.60 mi (6,512.37 km) |
| Waukesha to Oupeye | 4,161.60 mi (6,697.45 km) |
| Waukesha to Overijse | 4,117.89 mi (6,627.10 km) |
| Waukesha to Overpelt | 4,134.37 mi (6,653.62 km) |
| Waukesha to Paal | 4,132.01 mi (6,649.83 km) |
| Waukesha to Peer | 4,138.83 mi (6,660.80 km) |
| Waukesha to Pepinster | 4,173.30 mi (6,716.28 km) |
| Waukesha to Peruwelz | 4,092.30 mi (6,585.93 km) |
| Waukesha to Perwez | 4,134.18 mi (6,653.32 km) |
| Waukesha to Philippeville | 4,140.03 mi (6,662.74 km) |
