Home Postcode finder QLD Mackay North Mackay North postcode QLD Mackay North is a locality in Queensland covered by postcode 4740. Postcode 4740 State or territory Queensland (QLD) Region Central QLD Add a free Mackay North business listing More business listings in Mackay North Businesses in Mackay NorthMackay Christian College9 Quarry St · 07 49423377Mackay North State High SchoolValley St · 07 49631666St Joseph's School4 Canberra St · 07 49573355 Common questionsWhat is the postcode for Mackay North?Mackay North, QLD has the postcode 4740.What state is Mackay North in?Mackay North is in Queensland (QLD).Does postcode 4740 cover more than one suburb?Yes. Postcode 4740 covers 50 localities, so the postcode alone does not identify Mackay North. Browse other postcodes in Queensland, or widen the search to every Australian postcode.