Home Distance tools Surrounding postcodes Northdown Suburbs near Northdown TAS 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 #SuburbPostcodeStateDistanceMap1Northdown7307TAS0.00 kmNorthdown map2Port Sorell7307TAS2.91 kmPort Sorell map3Shearwater7307TAS4.30 kmShearwater map4Moriarty7307TAS4.45 kmMoriarty map