Home Postcode finder SA Pimba Pimba postcode SA Pimba is a locality in South Australia covered by postcode 5720. Postcode 5720 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Pimba business listing Be the first listing in Pimba Common questionsWhat is the postcode for Pimba?Pimba, SA has the postcode 5720.What state is Pimba in?Pimba is in South Australia (SA).Does postcode 5720 cover more than one suburb?Yes. Postcode 5720 covers 2 localities, so the postcode alone does not identify Pimba. Browse other postcodes in South Australia, or widen the search to every Australian postcode.