sandgate postcode nswbu Home ›› Postcode Finder ›› NSWBU ›› Sandgate Sandgate local listingsThe suburb of Sandgate is located in NSW and has a postcode of 2304. Free sandgate business listing! 1A1 Quality Spare Parts59A Wallsend Rd, Sandgate NSW 2304, Australia 02498747042A1 Scrap Metal Recyclers59 Wallsend Rd, Sandgate NSW 2304, Australia 04017847923Koala Glass167 Maitland Road, Sandgate New South Wales 2304, Australia +61 2 4968 1450 View more business listings in sandgate Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.