Malaysia has consistently broken its daily infection record since the start of 2021, overcrowding its hospitals as active Covid-19 cases continued to consistently rise.
The six victims comprised four men and two women, all aged between 35 and 83.
A new Covid-19 wave may follow if not contained.
The affected seven districts are Kota Baru, Pasir Mas, Pasir Puteh, Bachok, Machang, Tumpat and Tanah Merah.
The cumulative total cases now stand at 151,066.
The main stadium in the state, located in Kota Baru, is being converted into a Covid-19 treatment centre.