Home Postcodes by state SA Seaton North Seaton North postcode SA Seaton North is a locality in South Australia covered by postcode 5023. Postcode 5023 State or territory South Australia (SA) Region Adelaide Council area Charles Sturt Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Add a free Seaton North business listing Be the first listing in Seaton North Suburbs near Seaton NorthStraight-line distance between locality centres.Royal ParkSA 5014 · 1.1 kmAlbert ParkSA 5014 · 1.5 kmWoodville WestSA 5011 · 1.6 kmCheltenhamSA 5014 · 1.8 kmHendonSA 5014 · 1.9 kmWoodville SouthSA 5011 · 1.9 kmWest LakesSA 5021 · 2.1 kmWoodvilleSA 5011 · 2.1 kmTennysonSA 5022 · 2.5 kmPenningtonSA 5013 · 2.7 kmKidman ParkSA 5025 · 2.7 kmAlbertonSA 5014 · 2.8 kmDistances to every suburb around Seaton North Also in postcode 5023FindonSA 5023SeatonSA 5023 Common questionsWhat is the postcode for Seaton North?Seaton North, SA has the postcode 5023.What state is Seaton North in?Seaton North is in South Australia (SA).What council is Seaton North in?Seaton North is in the Charles Sturt local government area.Does postcode 5023 cover more than one suburb?Yes. Postcode 5023 covers 3 localities, so the postcode alone does not identify Seaton North.What suburbs are near Seaton North?The closest are Royal Park (1.1 km), Albert Park (1.5 km), Woodville West (1.6 km), Cheltenham (1.8 km) and Hendon (1.9 km). Distances are straight lines between locality centres. Browse other postcodes in South Australia, or widen the search to every Australian postcode.