Home Postcodes by state WA 6210 Postcode 6210 6210 is the postcode for 14 localities in WA: Coodanup, Dudley Park, Erskine, Falcon, Greenfields, Halls Head and 8 more. Localities with postcode 6210CoodanupWADudley ParkWAErskineWAFalconWAGreenfieldsWAHalls HeadWAMadora BayWAMandurahWAMandurah EastWAMandurah NorthWAMeadow SpringsWASan RemoWASilver SandsWAWannanupWA Postcode 6210 State or territory Western Australia (WA) Localities 14 Council area Mandurah Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 6209 · Postcode 6211