Home Postcodes by state VIC Grass Flat Grass Flat postcode VIC Grass Flat is a locality in Victoria covered by postcode 3409. Postcode 3409 State or territory Victoria (VIC) Region Vic Far Country Add a free Grass Flat business listing Be the first listing in Grass Flat Suburbs near Grass FlatStraight-line distance between locality centres.DuchembegarraVIC 3409 · 5.3 kmArapilesVIC 3409 · 8.2 kmMitreVIC 3409 · 10.4 kmNatimukVIC 3409 · 11.1 kmNurcoungVIC 3401 · 15.0 kmQuantongVIC 3401 · 16.2 kmTooanVIC 3409 · 16.4 kmVectisVIC 3401 · 18.5 kmNoradjuhaVIC 3409 · 21.3 kmLittle DesertVIC 3418 · 21.3 kmLower NortonVIC 3401 · 23.7 kmPimpinioVIC 3401 · 24.3 km Also in postcode 3409ArapilesVIC 3409Clear LakeVIC 3409DouglasVIC 3409DuchembegarraVIC 3409JilpangerVIC 3409Miga LakeVIC 3409MitreVIC 3409NatimukVIC 3409NoradjuhaVIC 3409TooanVIC 3409WombelanoVIC 3409 Common questionsWhat is the postcode for Grass Flat?Grass Flat, VIC has the postcode 3409.What state is Grass Flat in?Grass Flat is in Victoria (VIC).Does postcode 3409 cover more than one suburb?Yes. Postcode 3409 covers 12 localities, so the postcode alone does not identify Grass Flat.What suburbs are near Grass Flat?The closest are Duchembegarra (5.3 km), Arapiles (8.2 km), Mitre (10.4 km), Natimuk (11.1 km) and Nurcoung (15.0 km). Distances are straight lines between locality centres. Browse other postcodes in Victoria, or widen the search to every Australian postcode.