Home Postcode finder QLD Lake Eacham Lake Eacham postcode QLD Lake Eacham is a locality in Queensland covered by postcode 4884. Postcode 4884 State or territory Queensland (QLD) Region North QLD Add a free Lake Eacham business listing Be the first listing in Lake Eacham Common questionsWhat is the postcode for Lake Eacham?Lake Eacham, QLD has the postcode 4884.What state is Lake Eacham in?Lake Eacham is in Queensland (QLD).Does postcode 4884 cover more than one suburb?Yes. Postcode 4884 covers 4 localities, so the postcode alone does not identify Lake Eacham. Browse other postcodes in Queensland, or widen the search to every Australian postcode.