| Cities | Distance |
|---|---|
| Olen to Geraardsbergen | 50.33 mi (80.99 km) |
| Olen to Gerpinnes | 57.91 mi (93.20 km) |
| Olen to Gistel | 81.60 mi (131.32 km) |
| Olen to Gooik | 40.03 mi (64.42 km) |
| Olen to Grez-Doiceau | 29.52 mi (47.51 km) |
| Olen to Grimbergen | 25.20 mi (40.56 km) |
| Olen to Grobbendonk | 6.73 mi (10.83 km) |
| Olen to Haacht | 15.12 mi (24.34 km) |
| Olen to Haaltert | 40.78 mi (65.63 km) |
| Olen to Halen | 18.07 mi (29.08 km) |
| Olen to Halle | 39.11 mi (62.94 km) |
| Olen to Hamme | 31.42 mi (50.57 km) |
| Olen to Hannut | 34.91 mi (56.17 km) |
| Olen to Harelbeke | 69.83 mi (112.37 km) |
| Olen to Hasselt | 26.08 mi (41.98 km) |