ridgehaven postcode sa Home ›› Postcode Finder ›› SA ›› Ridgehaven Ridgehaven local listingsThe suburb of Ridgehaven is located in SA and has a postcode of 5097. Free ridgehaven business listing! 1Ridgehaven Primary School479 Milne Rd 08 826452772Pedders Suspension27 Golden Grove Road (08) 8396 71003Bond Cleaning & End Of Lease Cleaning Adelaide23 0435 442 335 View more business listings in ridgehaven Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.