Home Postcode finder QLD Muckadilla Muckadilla postcode QLD Muckadilla is a locality in Queensland covered by postcode 4461. Postcode 4461 State or territory Queensland (QLD) Region Toowoomba Region Add a free Muckadilla business listing Be the first listing in Muckadilla Common questionsWhat is the postcode for Muckadilla?Muckadilla, QLD has the postcode 4461.What state is Muckadilla in?Muckadilla is in Queensland (QLD).Does postcode 4461 cover more than one suburb?No. Postcode 4461 covers Muckadilla only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Queensland, or widen the search to every Australian postcode.