There are some 11,800 polling stations around the country, each run by five officials who are paid €50 each, the deputy secretary-general of electoral administration, Jorge Miguéis, explained to Lusa on Tuesday.
It is local mayors decide where polling stations are to be set up.
More than nine million voters resident in Portugal and abroad are registered to vote in the 4 October elections, to choose 230 members of parliament.
Sixteen political forces have put up candidates, of which three are coalitions and the rest individual parties.