Home Postcodes by state VIC 3546 Postcode 3546 3546 is the postcode for 7 localities in VIC: Bolton, Chinkapook, Cocamba, Gerahmin, Manangatang, Turoar and 1 more. Localities with postcode 3546BoltonVICChinkapookVICCocambaVICGerahminVICManangatangVICTuroarVICWinnamboolVIC Postcode 3546 State or territory Victoria (VIC) Localities 7 Council area Swan Hill Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 3544 · Postcode 3549