smithfield postcode sa Home ›› Postcode Finder ›› SA ›› Smithfield Smithfield local listingsThe suburb of Smithfield is located in SA and has a postcode of 5114. Free smithfield business listing! 1Smith Creek Primary School4 Anderson Walk 08 825469992Any Time Fitness - SmithfieldShop 96-600 Main North Road (08) 8254 81563W & S Security Doors & ScreensUnit 4 31 Charlotte Street 0882543701 View more business listings in smithfield Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.