Home Postcodes by state VIC 3818 Postcode 3818 3818 is the postcode for 8 localities in VIC: Athlone, Drouin, Drouin East, Drouin South, Drouin West, Hallora and 2 more. Localities with postcode 3818AthloneVICDrouinVICDrouin EastVICDrouin SouthVICDrouin WestVICHalloraVICJindivickVICRipplebrookVIC Postcode 3818 State or territory Victoria (VIC) Localities 8 Council area Baw Baw Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 3816 · Postcode 3820