National Institute of Health Sciences P.O. Box: 28 Nagoda, Kalutara
Sir Chitampalam A Gardiner Mawatha, P.O Box 1826,, Colombo 02,
National Institute of Education, P.O. Box 21, High Level Road,, Maharagama,
450, D. R. Wijewardena Mawatha, Colombo 10
National Aquaculture Development Authority of Sri Lanka, No. 41/1, New Parliament Rd, Pelawatte,, Battaramulla