Home Postcode finder SA Seaford Seaford postcode SA Seaford is a locality in South Australia covered by postcode 5169. Postcode 5169 State or territory South Australia (SA) Region Adelaide Add a free Seaford business listing More business listings in Seaford Businesses in SeafordSeaford 6-12 SchoolCnr Grand Blvd & Lynton Trce · 08 83272222All Saints Catholic School621 Grand Blvd · 08 83270020Moana Primary SchoolSchooner Rd · 08 83861144 Common questionsWhat is the postcode for Seaford?Seaford, SA has the postcode 5169.What state is Seaford in?Seaford is in South Australia (SA).Does postcode 5169 cover more than one suburb?Yes. Postcode 5169 covers 5 localities, so the postcode alone does not identify Seaford. Browse other postcodes in South Australia, or widen the search to every Australian postcode.