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 South Korea "Myeon" are subdivided into villages ("ri"). The minimum population limit is 6,000. A "dong" () is the primary division of districts ("gu"), and of those cities ("si") which are not divided into districts. The "dong" is the smallest level of urban government to have its own office and staff. In some cases, a single legal "dong" is divided into several administrative "dong". Administrative "dong" are usually distinguished from one another by number (as in the case of Myeongjang 1-dong and Myeongjang 2-dong). In such cases, each administrative "dong" has its own office and staff. The primary division of a "dong"