Home Postcode finder VIC Guildford Guildford postcode VIC Guildford is a locality in Victoria covered by postcode 3451. Postcode 3451 State or territory Victoria (VIC) Region Vic Far Country Add a free Guildford business listing More business listings in Guildford Businesses in GuildfordGuildford Primary SchoolFranklin St · 03 54734241 Common questionsWhat is the postcode for Guildford?Guildford, VIC has the postcode 3451.What state is Guildford in?Guildford is in Victoria (VIC).Does postcode 3451 cover more than one suburb?Yes. Postcode 3451 covers 16 localities, so the postcode alone does not identify Guildford. Browse other postcodes in Victoria, or widen the search to every Australian postcode.