Home Postcode finder SA Two Wells Two Wells postcode SA Two Wells is a locality in South Australia covered by postcode 5501. Postcode 5501 State or territory South Australia (SA) Region Sa Subs Near 1 Add a free Two Wells business listing More business listings in Two Wells Businesses in Two WellsCoach Tours Adelaide - Corston CoachesP.O. Box 259 · 08 8520 2398Two Wells Primary School17 Gawler Rd · 08 85202277 Common questionsWhat is the postcode for Two Wells?Two Wells, SA has the postcode 5501.What state is Two Wells in?Two Wells is in South Australia (SA).Does postcode 5501 cover more than one suburb?Yes. Postcode 5501 covers 14 localities, so the postcode alone does not identify Two Wells. Browse other postcodes in South Australia, or widen the search to every Australian postcode.