France is mainly divided into 18 administrative regions: 13 regions in metropolitan France (including the territorial collectivity of Corsica), and five located overseas. The regions are further subdivided into 101 departments, which are numbered mainly alphabetically. This number is used in postal codes and was formerly used on vehicle number plates. Among the 101 departments of France, five (French Guiana, Guadeloupe, Martinique, Mayotte, and Réunion) are in overseas regions (ROMs) that are also simultaneously overseas departments (DOMs), enjoy exactly the same status as metropolitan departments and are an integral part of the European Union. The 101 departments are subdivided into 335
Administrative divisions of Greece Administrative divisions of Greece Following the implementation on 1 January 2011 of the Kallikratis Plan, the administrative divisions of Greece consist of two main levels: the regions and the municipalities. In addition, a number of decentralized administrations overseeing the regions exist as part of the Ministry of the Interior, but are not entities of local government. The old prefectures were either abolished and split up or transformed into regional units in 2011. The administrative regions are divided into regional units which are further subdivided into municipalities.The Eastern Orthodox monastic community on Mount Athos is an autonomous self-governing entity. The first