trundle postcode nswst Home ›› Postcode Finder ›› NSWST ›› Trundle Trundle local listingsThe suburb of Trundle is located in NSW and has a postcode of 2875. Free trundle business listing! 1Trundle Central SchoolCroft St 02 689213462St Patrick's Primary School1 Austin St 02 68921073 View more business listings in trundle Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.