Home Postcodes by state WA 6207 Postcode 6207 6207 is the postcode for 5 localities in WA: Myara, Nambeelup, North Dandalup, Solus and Whittaker. Localities with postcode 6207MyaraWANambeelupWANorth DandalupWASolusWAWhittakerWA Postcode 6207 State or territory Western Australia (WA) Localities 5 Council area Murray Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 6182 · Postcode 6208