Home Postcodes by state QLD Wooloowin Wooloowin postcode QLD Wooloowin is a locality in Queensland covered by postcode 4030. Postcode 4030 State or territory Queensland (QLD) Region Northgate Add a free Wooloowin business listing More business listings in Wooloowin Businesses in WooloowinAabon Apartments & Motel45 Lisson Grove · 0732626299Airport Wooloowin Motel45 Lisson Grove · 0732626299Holy Cross Primary School40 Morris St · 07 38572443 Common questionsWhat is the postcode for Wooloowin?Wooloowin, QLD has the postcode 4030.What state is Wooloowin in?Wooloowin is in Queensland (QLD).Does postcode 4030 cover more than one suburb?Yes. Postcode 4030 covers 3 localities, so the postcode alone does not identify Wooloowin. Browse other postcodes in Queensland, or widen the search to every Australian postcode.