Home Postcode finder QLD Elphinstone Elphinstone postcode QLD Elphinstone is a locality in Queensland covered by postcode 4361. Postcode 4361 State or territory Queensland (QLD) Region Toowoomba Region Add a free Elphinstone business listing Be the first listing in Elphinstone Common questionsWhat is the postcode for Elphinstone?Elphinstone, QLD has the postcode 4361.What state is Elphinstone in?Elphinstone is in Queensland (QLD).Does postcode 4361 cover more than one suburb?Yes. Postcode 4361 covers 16 localities, so the postcode alone does not identify Elphinstone. Browse other postcodes in Queensland, or widen the search to every Australian postcode.