Home Postcodes by state TAS 7321 Postcode 7321 7321 is the postcode for 35 localities in TAS: Black River, Boat Harbour, Boat Harbour Beach, Chasm Creek, Corinna, Cowrie Point and 29 more. Localities with postcode 7321Black RiverTASBoat HarbourTASBoat Harbour BeachTASChasm CreekTASCorinnaTASCowrie PointTASCrayfish CreekTASDetentionTASEast CamTASEast RidgleyTASEdgcumbe BeachTASGuildfordTASHampshireTASHellyerTASHighclereTASLuinaTASMawbannaTASMontumanaTASMoorevilleTASNatoneTASParraweTASPort LattaTASRidgleyTASRocky CapeTASSavage RiverTASSisters BeachTASStowportTASTewkesburyTASTullahTASUpper NatoneTASUpper StowportTASWaratahTASWest MoorevilleTASWest RidgleyTASWiltshireTAS Postcode 7321 State or territory Tasmania (TAS) Localities 35 Council area Circular Head; Waratah-Wynyard; Burnie; West Coast Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 7320 · Postcode 7322