Home Distance tools Surrounding postcodes Castlereagh Suburbs near Castlereagh NSW Localities around this point, nearest first. Distances are straight-line, so read them as a lower bound on a trip by road. Need a wider radius? Do you need a bigger radius and more results? get in contact today. Other tools Distance between two points Start a new radius search Find a postcode Surrounding localities #SuburbPostcodeStateDistanceMap1Castlereagh2749NSW0.00 kmCastlereagh map2Hawkesbury Heights2777NSW2.30 kmHawkesbury Heights map3Yellow Rock2777NSW4.75 kmYellow Rock map