Home Postcode finder SA Tepko Tepko postcode SA Tepko is a locality in South Australia covered by postcode 5254. Postcode 5254 State or territory South Australia (SA) Region Sa Subs Near 2 Add a free Tepko business listing Be the first listing in Tepko Common questionsWhat is the postcode for Tepko?Tepko, SA has the postcode 5254.What state is Tepko in?Tepko is in South Australia (SA).Does postcode 5254 cover more than one suburb?Yes. Postcode 5254 covers 12 localities, so the postcode alone does not identify Tepko. Browse other postcodes in South Australia, or widen the search to every Australian postcode.