rossmore postcode nswrv Home ›› Postcode Finder ›› NSWRV ›› Rossmore Rossmore local listingsThe suburb of Rossmore is located in NSW and has a postcode of 2557. Free rossmore business listing! 1Rossmore Public School631 Bringelly Rd 02 960655512Bellfield College31 Rossmore Ave West 02 960626663Sayf Towing - Tow Truck Service Sydney23 Rossmore Avenue 0457 613 311 View more business listings in rossmore Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.