The Islamic Cultural Centre of the Grand-Duchy of Luxembourg (Centre Culturel Islamique du Grand-Duch� de Luxembourg (CCIL), in Mamer (2, rte d?Arlon, L-8210 Mamer) is the oldest (founded in February 1984) and the most important of the Muslim organisations. A regional branch of this centre was established on 1 February 2007 in Wiltz. It has about 600 paying members of 30 different nationalities, particularly Bosnians (2,500 people when their families are included). Added on January 17, 2010 and last updated 10 years ago