Home Postcodes by state SA 5280 Postcode 5280 5280 is the postcode for 16 localities in SA: Beachport, Clay Wells, Furner, German Creek, German Flat, Hatherleigh and 10 more. Localities with postcode 5280BeachportSAClay WellsSAFurnerSAGerman CreekSAGerman FlatSAHatherleighSAKangaroo InnSAMagareySAMillicentSARendelshamSARocky CampSASebastopolSASouthendSATantanoolaSAThornleaSAWattle RangeSA Postcode 5280 State or territory South Australia (SA) Localities 16 Council area Wattle Range; Mainly Robe, partly Wattle Range Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 5279 · Postcode 5290