There are 39 sectors of Guinea-Bissau (singular: setor, plural: setores) which subdivide the regions. The sectors are further subdivided into smaller groups called sections (singular: secção, plural: secções); which are further subdivided into populated places (i.e.: towns, villages, localities, settlements, communities, etc.). Here are the following listed below, by region:
See main article: Bafata Region.
See main article: Gabú Region.
See main article: Biombo Region.
See main article: Cacheu Region.
See main article: Oio Region.
See main article: Bissau Region.
See main article: Bolama Region.
See main article: Quinara Region.
See main article: Tombali Region.