warrawong postcode nswdl Home ›› Postcode Finder ›› NSWDL ›› Warrawong Warrawong local listingsThe suburb of Warrawong is located in NSW and has a postcode of 2502. Free warrawong business listing! 1Warrawong High School127 Cowper St 02 427407072St Francis of Assisi Primary School95 Flagstaff Rd 02 427433863Warrawong Public School127 Cowper St 02 42741399 View more business listings in warrawong Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.