Guinea's main opposition leader says more than 100 of the country's political parties will present a joint demand for a return to the civilian rule to the military junta that seized power in September.
Cellou Dalein Diallo told a news conference that the Collective of Political Parties had agreed on a timetable for a political transition.
The Economic Community of West African States is demanding elections within six months.
It suspended Guinea from the regional bloc after President Alpha Condé was deposed in a coup nearly four months ago.