Home Postcodes by state QLD 4415 Postcode 4415 4415 is the postcode for 8 localities in QLD: Columboola, Dalwogon, Gurulmundi, Hookswood, Kowguran, Miles and 2 more. Localities with postcode 4415ColumboolaQLDDalwogonQLDGurulmundiQLDHookswoodQLDKowguranQLDMilesQLDMyall ParkQLDPelhamQLD Postcode 4415 State or territory Queensland (QLD) Localities 8 Council area Western Downs Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 4413 · Postcode 4416