| Mortsel to Orvault | 384.39 mi (618.61 km) |
| Mortsel to Osny | 180.40 mi (290.32 km) |
| Mortsel to Ostwald | 231.42 mi (372.43 km) |
| Mortsel to Ouistreham | 246.17 mi (396.17 km) |
| Mortsel to Oullins | 377.00 mi (606.72 km) |
| Mortsel to Outreau | 129.10 mi (207.77 km) |
| Mortsel to Oyonnax | 343.58 mi (552.94 km) |
| Mortsel to Ozoir-la-Ferriere | 183.13 mi (294.73 km) |
| Mortsel to Pace | 348.26 mi (560.47 km) |
| Mortsel to Palaiseau | 196.09 mi (315.58 km) |
| Mortsel to Pamiers | 572.07 mi (920.65 km) |
| Mortsel to Panazol | 395.37 mi (636.29 km) |
| Mortsel to Pantin | 181.65 mi (292.33 km) |
| Mortsel to Paray-le-Monial | 326.20 mi (524.97 km) |
| Mortsel to Parempuyre | 489.01 mi (786.98 km) |
