THE PIAZZA HORNSBY Home ›› Local Listings ›› NSW ›› Hornsby ›› THE PIAZZA HORNSBY NSW Construction HORNSBY, NSW 2077 Jon Brown408470995 The Piazza Hornsby is a boutique shopping centre located in the heart of the CBD just a short stroll from Hornsby station. The Piazza provides a range of retail shops and services to accommodate the needs of local residents, business owners and visitors to the area.