Home Postcode finder SA Murdinga Murdinga postcode SA Murdinga is a locality in South Australia covered by postcode 5607. Postcode 5607 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Murdinga business listing Be the first listing in Murdinga Common questionsWhat is the postcode for Murdinga?Murdinga, SA has the postcode 5607.What state is Murdinga in?Murdinga is in South Australia (SA).Does postcode 5607 cover more than one suburb?Yes. Postcode 5607 covers 50 localities, so the postcode alone does not identify Murdinga. Browse other postcodes in South Australia, or widen the search to every Australian postcode.