jervois postcode sa Home ›› Postcode Finder ›› SA ›› Jervois Jervois local listingsThe suburb of Jervois is located in SA and has a postcode of 5259. Free jervois business listing! 1Jervois Primary SchoolLot 24 Rayson St 08 85723279 View more business listings in jervois Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.