Home Postcodes by state WA 6518 Postcode 6518 6518 is the postcode for 2 localities in WA: Eneabba and Warradarge. Localities with postcode 6518EneabbaWAWarradargeWA Postcode 6518 State or territory Western Australia (WA) Localities 2 Council area Carnamah; Coorow Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 6517 · Postcode 6519