Twenty-four Grama Niladari (GN) Divisions in twelve districts will be isolated from 4.00 am tomorrow (21) until further notice, the Head of National Operations Centre for Prevention of COVID-19 Outbreak (NOCPCO), Army Commander General Shavendra Silva said. They areas are detailed below -  Colombo District Dematagoda police area: -Aramaya Pedesa - 66 Watta Gampaha District Biyagama police area: - Yatihena Grama Niladhari Division Meegahawatta police area: -Siyambalapewatta Grama Niladhari Division Kiribathgoda police area: - Nahena Grama Niladhari Division Ampara District Samanthurai police area: -New Walathapitiya village Batticaloa District Eravur police area: - Eravur Grama Niladhari Division Valachchenai police area: - Meeravodi East - Meeravodi West - Manchakolai Baduriya Grama Niladhari Division Ratnapura District Kolonna police area: - Dapane Grama Niladhari Division Ratnapura police area: - Kelandagala Grama Niladhari Division - Mulle Kanda Watta - Kottala Grama Niladhari Division Kalutara District Kalutara North police area: - Mahawaskaduwa South Kalutara South police area: - Mineritenna Tsunami Village Jaffna District Manipay police area: -Sawatkaddu Grama Niladhari Division Matale District Mahawela police area: - Demada Oya - Nikagolla - Nikagolla North Grama Niladhari Division Laggala police area: - Kivulawadiya - Guruwela Grama Niladhari Division Puttalam District Madampe police area: - Marakkalagama Grama Niladhari Division Nuwara Eliya District Ginigathhena police area: - Kadawala Watta area in the Carolina Estate Galle District Induruwa police area: - Bolthuduvagama in Gonagala Grama Niladhari Division Matara District Weligama police area: - Pelana South Grama Niladhari Division