regentville postcode nswst Home ›› Postcode Finder ›› NSWST ›› Regentville Regentville local listingsThe suburb of Regentville is located in NSW and has a postcode of 2745. Free regentville business listing! 1Regentville Public School28 School House Rd 02 473316152Nepean Animal Hospital48-50 Mulgoa Rd 0247333456 View more business listings in regentville Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.