woomera postcode sa Home ›› Postcode Finder ›› SA ›› Woomera Woomera local listingsThe suburb of Woomera is located in SA and has a postcode of 5720. Free woomera business listing! 1Woomera Area SchoolDewrang Ave 08 86737287 View more business listings in woomera Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.