Home Postcodes by state SA Blanche Harbor Blanche Harbor postcode SA Blanche Harbor is a locality in South Australia covered by postcode 5700. Postcode 5700 State or territory South Australia (SA) Region SA Outer Suburbs Council area Port Augusta Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Add a free Blanche Harbor business listing Be the first listing in Blanche Harbor Suburbs near Blanche HarborStraight-line distance between locality centres.Commissariat PointSA 5710 · 10.4 kmMirandaSA 5700 · 14.1 kmPort PatersonSA 5700 · 16.9 kmNectar BrookSA 5495 · 17.7 kmWinninowieSA 5710 · 18.8 kmStirling NorthSA 5710 · 21.0 kmWoolundungaSA 5710 · 21.4 kmPort AugustaSA 5700 · 22.1 kmPort Augusta NorthSA 5700 · 22.3 kmPort Augusta WestSA 5700 · 23.3 km Also in postcode 5700MirandaSA 5700MundallioSA 5700Port AugustaSA 5700Port Augusta NorthSA 5700Port Augusta WestSA 5700Port PatersonSA 5700Wami KataSA 5700 Common questionsWhat is the postcode for Blanche Harbor?Blanche Harbor, SA has the postcode 5700.What state is Blanche Harbor in?Blanche Harbor is in South Australia (SA).What council is Blanche Harbor in?Blanche Harbor is in the Port Augusta local government area.Does postcode 5700 cover more than one suburb?Yes. Postcode 5700 covers 8 localities, so the postcode alone does not identify Blanche Harbor.What suburbs are near Blanche Harbor?The closest are Commissariat Point (10.4 km), Miranda (14.1 km), Port Paterson (16.9 km), Nectar Brook (17.7 km) and Winninowie (18.8 km). Distances are straight lines between locality centres. Browse other postcodes in South Australia, or widen the search to every Australian postcode.