The latest 1 News Colmar Brunton poll has Labour and the Greens able to form a government.
The poll, conducted from Saturday to today, had Labour on 44 percent, up one point, with National on 40 percent, also up a point.
The Greens reversed their decline, rising from 5 to 7 percent, while New Zealand First has continued its slide, down from 9 to 6 percent.
The Māori Party is polling at 1 percent and The Opportunities Party is sitting at 2 percent, up one percentage point.
RNZ's latest mini-update of its Poll of Polls on Tuesday evening had Labour and National neck and neck.
It had National ahead on 41.3 percent with Labour on 40.5 percent.
New Zealand First was on 7.5 percent, the Greens had 5.5 percent, the Māori Party 1.4 percent, The Opportunities Party 1.9 percent and ACT 0.6 percent.