underdale postcode sa Home ›› Postcode Finder ›› SA ›› Underdale Underdale local listingsThe suburb of Underdale is located in SA and has a postcode of 5032. Free underdale business listing! 1Benchmark Education SolutionsUnderdale SA, Australia +614518859452Benchmark Education Solutions326 Henley Beach Road, Underdale SA, Australia 04518859453Wallcann Pty Ltd147-149 Holbrooks Road 1300 799 455 View more business listings in underdale Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.