Popular spots in Royal National Park have been closed until further notice due to the coronavirus pandemic.
They include Wattamolla, Garie Beach, Garrawarra Farm, Bonnie Vale and campgrounds.
Audley Visitor Centre is also closed, but phone lines remain open.
Tracks and Trails remain open. Social distancing laws apply.
National Parks and Wildlife Service announced closures across the state.
"To protect the health and safety of visitors and staff, NSW National Parks & Wildlife Service will temporarily close all campgrounds, visitor centres, high visitation areas and historic sites across NSW until further notice," NPWS said.
"This is in response to tighter Australian and NSW Government health directives on social distancing and non-essential travel to prevent further transmission of COVID-19.
"National parks remain open including most walking tracks and trails and visitors should observe necessary social distancing with others while using pathways and facilities.
"All visitors with bookings impacted by the closures will be contacted to arrange full refunds."