Home Postcodes by state VIC 3823 Postcode 3823 3823 is the postcode for 3 localities in VIC: Allambee, Yarragon and Yarragon South. Localities with postcode 3823AllambeeVICYarragonVICYarragon SouthVIC Postcode 3823 State or territory Victoria (VIC) Localities 3 Council area Baw Baw Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 3822 · Postcode 3824