Home Postcode finder VIC Mount Martha Mount Martha postcode VIC Mount Martha is a locality in Victoria covered by postcode 3934. Postcode 3934 State or territory Victoria (VIC) Region Frankston Add a free Mount Martha business listing More business listings in Mount Martha Businesses in Mount MarthaAfter Dark Feature & Garden LightingPO Box 629 · 0410 573 446Aqua Pool CleaningMount Martha VIC, Australia · 0413 994 740Blue Diamond Building and Construction17 Century Drive, Mount Martha VIC 3934, Australia · 1300 512 018 Common questionsWhat is the postcode for Mount Martha?Mount Martha, VIC has the postcode 3934.What state is Mount Martha in?Mount Martha is in Victoria (VIC).Does postcode 3934 cover more than one suburb?No. Postcode 3934 covers Mount Martha only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Victoria, or widen the search to every Australian postcode.