Home Postcode finder VIC Marnoo East Marnoo East postcode VIC Marnoo East is a locality in Victoria covered by postcode 3477. Postcode 3477 State or territory Victoria (VIC) Region Vic Far Country Add a free Marnoo East business listing Be the first listing in Marnoo East Common questionsWhat is the postcode for Marnoo East?Marnoo East, VIC has the postcode 3477.What state is Marnoo East in?Marnoo East is in Victoria (VIC).Does postcode 3477 cover more than one suburb?Yes. Postcode 3477 covers 30 localities, so the postcode alone does not identify Marnoo East. Browse other postcodes in Victoria, or widen the search to every Australian postcode.