keswick postcode sa Home ›› Postcode Finder ›› SA ›› Keswick Keswick local listingsThe suburb of Keswick is located in SA and has a postcode of 5035. Free keswick business listing! 1Richmond Primary School8 Surrey Rd 08 829318632Pedders Suspension19 Croydon Road (08) 8297 90223Jetwave Industrial Equipment72-74 Richmond Road 08-8371-3599 View more business listings in keswick Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.