Home Postcodes by state WA Oldbury Oldbury postcode WA Oldbury is a locality in Western Australia covered by postcode 6121. Postcode 6121 State or territory Western Australia (WA) Region North West Suburbs Council area Serpentine-Jarrahdale Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Add a free Oldbury business listing Be the first listing in Oldbury Suburbs near OldburyStraight-line distance between locality centres.CasuarinaWA 6167 · 4.7 kmWellardWA 6170 · 6.0 kmBertramWA 6167 · 6.2 kmOakfordWA 6121 · 6.4 kmThe SpectaclesWA 6167 · 6.5 kmAnketellWA 6167 · 6.6 kmWandiWA 6167 · 7.8 kmParmeliaWA 6167 · 8.0 kmMandogalupWA 6167 · 8.3 kmCardupWA 6122 · 8.3 kmMundijongWA 6123 · 8.4 kmOreliaWA 6167 · 8.6 km Also in postcode 6121OakfordWA 6121 Common questionsWhat is the postcode for Oldbury?Oldbury, WA has the postcode 6121.What state is Oldbury in?Oldbury is in Western Australia (WA).What council is Oldbury in?Oldbury is in the Serpentine-Jarrahdale local government area.Does postcode 6121 cover more than one suburb?Yes. Postcode 6121 covers 2 localities, so the postcode alone does not identify Oldbury.What suburbs are near Oldbury?The closest are Casuarina (4.7 km), Wellard (6.0 km), Bertram (6.2 km), Oakford (6.4 km) and The Spectacles (6.5 km). Distances are straight lines between locality centres. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.