Where is the northern nsw health district located? NSW Health. Northern NSW Local Health District (NNSWLHD) covers an area in north eastern NSW extending from Tweed Heads in the north to Tabulam and Urbenville in the west and to Nymboida and Grafton in the south, an area of 20,732 square kilometres.How do i contact the northern sydney local health district board? Email: [email protected] The Northern Sydney Local Health District Board welcomes your feedback. We invite you to use the email below to send your comments, suggestions, queries, compliments or complaints.How do i contact the nsw health department for feedback? Email us Email: nslhd@yourfeedback.nsw.gov.au . Would you prefer to send us an email about your suggestion instead? Email us Email: nslhd@yourfeedback.nsw.gov.au . Phone. Would you rather tell us about your compliment over the phone? Northern Sydney Local Health District: (02) 9462 9955.How do i contact the public health unit in nsw? Contact details for Public Health Units In NSW calling 1300 066 055 will direct you to your local Public Health Unit. Find the Public Health Unit for your area.