The two-day talks between Iran and the six major powers on Iran's nuclear program ended on Tuesday with both sides agreeing to meet again in late January in Turkey's largest city of Istanbul.

Iranian chief nuclear negotiator Saeed Jalili attends a press conference after the talks on the Iranian nuclear issue in Geneva, Switzerland, Dec. 7, 2010. The two-day Geneva talks between Iran and the five United Nations Security Council permanent members plus Germany ended on Tuesday. The next round would be held in Istanbul by the end of next month. [Yu Yang/Xinhua]

European Union (EU)'s foreign affairs chief Catherine Ashton had informed Turkish Foreign Minister Ahmet Davutoglu via phone about the decision, a statement issued by the Turkish Foreign Ministry said on Tuesday.

Talks on the Iranian nuclear issue resumed in Geneva on Monday morning. The two-day closed-door event, attended by Iran's chief nuclear negotiator Saeed Jalili and Ashton on behalf of the five UN Security Council permanent members plus Germany (G5+1), intended to highlight the need for Iran to comply with its international obligations.

In a statement issued on Tuesday, Ashton said "we and Iran agreed to a continuation of these talks in late January in Istanbul where we plan to discuss practical ideas and ways of cooperating toward resolution of our core concerns about the nuclear issue."