This is a list of municipalities in Portugal which have standing links to local communities in other countries known as "town twinning" (usually in Europe) or "sister cities" (usually in the rest of the world).
Figueira de Castelo Rodrigo[61]
Sesimbra is a member of the Douzelage, a town twinning association of towns across the European Union.[142] Sesimbra also has one other twin town.[143]
Douzelage
Other
Soure – Samuel is a member of the Charter of European Rural Communities, a town twinning association across the European Union, alongside with:[148]
Vila Franca de Xira[161][162][163]