| Cities | Distance |
|---|---|
| Sierre to Opwijk | 356.79 mi (574.20 km) |
| Sierre to Ostend | 399.80 mi (643.42 km) |
| Sierre to Oud-Heverlee | 339.47 mi (546.33 km) |
| Sierre to Oud-Turnhout | 365.47 mi (588.16 km) |
| Sierre to Oudenaarde | 362.04 mi (582.65 km) |
| Sierre to Oudenburg | 395.43 mi (636.39 km) |
| Sierre to Oupeye | 316.61 mi (509.53 km) |
| Sierre to Overijse | 338.73 mi (545.14 km) |
| Sierre to Overpelt | 353.09 mi (568.24 km) |
| Sierre to Paal | 344.66 mi (554.67 km) |
| Sierre to Peer | 347.07 mi (558.56 km) |
| Sierre to Pepinster | 305.10 mi (491.01 km) |
| Sierre to Peruwelz | 342.97 mi (551.95 km) |
| Sierre to Perwez | 323.63 mi (520.83 km) |
| Sierre to Philippeville | 302.35 mi (486.58 km) |