Home Postcode finder QLD Townsville City Townsville City postcode QLD Townsville City is a locality in Queensland covered by postcode 4810. Postcode 4810 State or territory Queensland (QLD) Region North QLD Add a free Townsville City business listing More business listings in Townsville City Businesses in Townsville CityADITS Managed IT And Cyber Security Serviceslevel 1/85 Denham Street, Townsville City QLD, Australia · 1300 361 984Jims Pool Care Service And Pool MaintenanceDenham St · +61131546Jims Pool Care Service And Pool Maintenance And ClDenham St · +61131546 Common questionsWhat is the postcode for Townsville City?Townsville City, QLD has the postcode 4810.What state is Townsville City in?Townsville City is in Queensland (QLD).Does postcode 4810 cover more than one suburb?Yes. Postcode 4810 covers 13 localities, so the postcode alone does not identify Townsville City. Browse other postcodes in Queensland, or widen the search to every Australian postcode.