Home Postcodes by state QLD 4422 Postcode 4422 4422 is the postcode for 5 localities in QLD: Coomrith, Flinton, Inglestone, Meandarra and Westmar. Localities with postcode 4422CoomrithQLDFlintonQLDInglestoneQLDMeandarraQLDWestmarQLD Postcode 4422 State or territory Queensland (QLD) Localities 5 Council area Western Downs Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 4421 · Postcode 4423