Home Postcode finder SA Yahl Yahl postcode SA Yahl is a locality in South Australia covered by postcode 5291. Postcode 5291 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Yahl business listing More business listings in Yahl Businesses in YahlRhoanna Digital Marketing209 Lange Rd, Yahl SA, Australia · 0422552780Yahl Primary SchoolLange Rd · 08 87253658 Common questionsWhat is the postcode for Yahl?Yahl, SA has the postcode 5291.What state is Yahl in?Yahl is in South Australia (SA).Does postcode 5291 cover more than one suburb?Yes. Postcode 5291 covers 34 localities, so the postcode alone does not identify Yahl. Browse other postcodes in South Australia, or widen the search to every Australian postcode.