Below is a list of suburbs located within the Greater Newcastle region in New South Wales, Australia. This region (officially the Newcastle statistical subdivision) comprises the local government areas (LGAs) of City of Newcastle, City of Lake Macquarie, City of Cessnock, City of Maitland and Port Stephens Council. Suburbs in Italics are either former suburbs or locality names.
The 2021 Australian Census recorded the Newcastle Greater Metropolitan area as having a population of 682,465.