Home Postcode finder QLD Mount Pleasant Mount Pleasant postcode QLD Mount Pleasant is a locality in Queensland covered by postcode 4521. Postcode 4521 State or territory Queensland (QLD) Region Moreton Add a free Mount Pleasant business listing More business listings in Mount Pleasant Businesses in Mount Pleasant4WD Supacentre - Mackay2/8 Trade Ct, Mount Pleasant Mackay, Queensland 4740, Australia · +61 1800 883 964Asbestos Removal MackayMount Pleasant QLD 4740, Australia · 0473 999 333Car Lovers Express Carwash9 Kay Court, Mount Pleasant Mackay, QLD 4740, Australia · (07) 4942 6127 Common questionsWhat is the postcode for Mount Pleasant?Mount Pleasant, QLD has the postcode 4521.What state is Mount Pleasant in?Mount Pleasant is in Queensland (QLD).Does postcode 4521 cover more than one suburb?Yes. Postcode 4521 covers 8 localities, so the postcode alone does not identify Mount Pleasant. Browse other postcodes in Queensland, or widen the search to every Australian postcode.