northfield postcode sa Home ›› Postcode Finder ›› SA ›› Northfield Northfield local listingsThe suburb of Northfield is located in SA and has a postcode of 5085. Free northfield business listing! 1Zeal 3D Services AdelaideUnit 6/7 Wicklow St, Northfield SA 5085, Australia +61 1300 719 7292Fix Laptops512A Grand Junction Road, Northfield SA 5085, Australia 08722592323Fix Laptops - Macbook Repairs Adelaide512A Grand Junction Road, Northfield SA, Australia 0872259232 View more business listings in northfield Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.