prestons postcode nswbu Home ›› Postcode Finder ›› NSWBU ›› Prestons Prestons local listingsThe suburb of Prestons is located in NSW and has a postcode of 2170. Free prestons business listing! 1Vogue Homes - Home Builders Sydney2/16 Weld Street, Prestons NSW 2170, Australia 02 9826 51672Growth Academy7/5 Lyn Parade, Prestons NSW 2170, Australia (02)916062443TCN Vending Australia9/16 Bernera Rd, Prestons NSW 2170, Australia 1800959910 View more business listings in prestons Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.