A place in the Tri-Nations is another option but almost the entire national squad play their rugby in Europe.
The Union Argentina de Rugby are to present their findings to an IRB forum at the end of November.
Minister for sport Hugo Porta said: "The current players consider it more viable to play in the Six Nations."
The Union Argentina de Rugby, with help from the IRB, have been conducting a strategic review and will present their findings at the end of November.
Porta, a former Pumas fly-half, will make the presentation when the IRB gathers in London for a forum to discuss ways of implementing an integrated global season.
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Pumas push for Six Nations berth
Pumas push for Six Nations berth
