Olen is a municipality located in the Belgian province of Antwerp. The municipality comprises three towns, situated on a south–north axis:S…Olen is a municipality located in the Belgian province of Antwerp. The municipality comprises three towns, situated on a south–north axis:South of the motorway E313 and the Albert Canal is Olen proper, also called Olen-Centrum. Between the Albert Canal and Olen-station is the town of Boekel, also called Onze-Lieve-Vrouw-Olen or Achter-Olen. North of the railroad is the town of St.-Jozef-Olen, also called Olen-Fabriek.