Home Postcode finder QLD Comet Comet postcode QLD Comet is a locality in Queensland covered by postcode 4702. Postcode 4702 State or territory Queensland (QLD) Region Central QLD Add a free Comet business listing More business listings in Comet Businesses in CometComet State SchoolOff Capricorn Highway · 07 49845142 Common questionsWhat is the postcode for Comet?Comet, QLD has the postcode 4702.What state is Comet in?Comet is in Queensland (QLD).Does postcode 4702 cover more than one suburb?Yes. Postcode 4702 covers 87 localities, so the postcode alone does not identify Comet. Browse other postcodes in Queensland, or widen the search to every Australian postcode.