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! 1Modbury Battery7 Jennifer Ave, Ridgehaven SA 5097, Australia 08826437992Will’s Plumbing16 Bayvue Cres, Ridgehaven SA 5097, Australia +614473301103Ridgehaven Primary School479 Milne Rd 08 82645277 View more business listings in ridgehaven Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.