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:
Eastern Guinea-Bissau
Bafata Region
Bafata
Bambadinca
Contuboel
Galomaro
Gamamundo
Xitole
Gabú Region
Boe
Gabú
Piche
Pirada
Sonaco
Northern Guinea-Bissau
Biombo Region
Prabis
Quinhamel
Safim
Cacheu Region
Bigene
Bula
Cacheu
Caio
Canghungo
São Domingos
Oio Region
Bissorã
Farim
Mansaba
Mansôa
Nhacra
Bissau Region
Bissau (autonomous sector)