Home Postcodes by state VIC 3491 Postcode 3491 3491 is the postcode for Patchewollock, VIC. Localities with postcode 3491PatchewollockVIC Postcode 3491 State or territory Victoria (VIC) Localities 1 Council area Mainly Yarriambiack, partly Mildura Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 3490 · Postcode 3494