| Darley & Co | E. J. | 832 Hay Street | Dealers | 20148 | Metro Dealers Car | 1926-27 |
| Darley & Co | E.J. | 832 Hay Street | Dealers | 20148 | Metro Dealers Car | 1927-28 |
| Darley Ltd | E. J. | 832 Hay Street, Perth | Morris Cowley | 2833 | Metro Private Car | 1927-28 |
| Darling | A. G. | Carnamah | Chevrolet 18 H.P. | MI ● 9 | Mingenew Road Board | 1922-23 |
| Darling | E. J. | 31 King Street, Perth | Morris-Cowley | 6345 | Metro Private Car | 1924-25 |
| Darling | J. | Darkan | Ford | AW ● 2 | West Arthur Road Board | 1924-25 |
| Darling | J. | Darkan | Ford | AW ● 2 | West Arthur Road Board | 1925-26 |
| Darling | J. | A.M.P. Buildings, William Street, Perth | Dodge | 9103 | Metro Private Car | 1925-26 |
| Darling | J. | Darkan | Ford | AW ● 2 | West Arthur Road Board | 1926-27 |
| Darling | J. | AMP Buildings William Street, Perth | Dodge | 9103 | Metro Private Car | 1926-27 |
| Darling | J. | Darkan | Ford | AW ● 2 | West Arthur Road Board | 1927-28 |
| Darling | J. | A.M.P. Buildings, William Street, Perth | Dodge | 9103 | Metro Private Car | 1927-28 |
| Darling Range R. B. | - | - | B.S.A. 4½ H.P. Motorcycle | DR ● 10 | Darling Range Road Board | 1922-23 |
| Darling Range Road Board | - | Kalamunda | Vulcan Truck | DR ● 80 | Darling Range Road Board | 1927-28 |
| Darling Range Road Board | - | Kalamunda | Fordster Roller | DR ● 88 | Darling Range Road Board | 1927-28 |
| Darlington | R. | Marble Bar | Rugby | MB ● 11 | Marble Bar Road Board | 1927-28 |
| Darlot | O. H. | Urella Station, Mingenew | Wolseley 20 H.P. | P 259 | Perth Municipality | 1915 |
| Darlot Bros | - | Urella Station, Mingenew | Ford 15 H.P. | IU ● 2 | Upper Irwin Road Board | 1917-18 |
| Darlot Bros | - | Howard Street, Perth | Talbot | 484 | Metro Private Car | 1922-23 |
| Darlot Bros | - | Saint George's House, Perth | Talbolt | 484 | Metro Private Car | 1924-25 |
| Darlot Bros | - | Saint George's House Perth | Talbot | 484 | Metro Private Car | 1925-26 |
| Darlot Bros | - | Twin Peaks Station | Ford | MU ● 11 | Murchison Road Board | 1926-27 |
| Darlot Bros | W. A. T. C. | Perth | Talbot | 484 | Metro Private Car | 1926-27 |
| Darlot Bros Ltd | - | Byro | Hupmobile | MU ● 11 | Murchison Road Board | 1917-18 |
| Darlot Bros Ltd | - | Byro | Triumph Motorcycle | MU ● 8 | Murchison Road Board | 1917-18 |
| Darlot Bros Ltd | - | Byro | Ford 20 H.P. | MU ● 11 | Mullewa Road Board | 1922-23 |
| Darlot Bros Ltd | - | Byro | B.S.A. Motorcycle | MU ● 8 | Mullewa Road Board | 1922-23 |
| Darlot Bros Ltd | - | Byro Station | Ford | MU ● 11 | Murchison Road Board | 1924-25 |
| Darlot Bros Ltd | - | Byro Station | Ford | MU ● 38 | Murchison Road Board | 1924-25 |
| Darlot Bros Ltd | - | Mingenew | Talbot | MI ● 115 | Mingenew Road Board | 1926-27 |
| Darlot Bros Ltd | - | Byro Station | Ford | MU ● 38 | Murchison Road Board | 1926-27 |
| Darlot Bros Ltd | - | Mingenew | Talbot | MI ● 115 | Mingenew Road Board | 1927-28 |
| Darlot Bros Ltd | - | Byro Station | Ford | MU ● 11 | Murchison Road Board | 1927-28 |
| Darlot Bros Ltd | - | Byro Station | Ford | MU ● 38 | Murchison Road Board | 1927-28 |
| Darlot Bros, Ltd | - | Byre | Morris Truck | MU ● 69 | Murchison Road Board | 1927-28 |
| Darlot Bros. | - | Urella Station via Mingenew | Buick 15 H.P. | IU ● 3 | Upper Irwin Road Board | 1919 |
| Darlot Bros. | - | Saint George's House, Perth | Talbot | 484 | Metro Private Car | 1923-24 |
| Darlot Bros. | - | Byro Station | Ford | MU ● 38 | Murchison Road Board | 1923-24 |
| Darlot Bros. Ltd | - | Byro | Hupmobile 18 H.P. | MU 11 | Murchison Road Board | 1916 |
| Darlot Bros. Ltd | - | Billabalong | Triumph 3½ H.P. Motorcycle | - | Murchison Road Board | 1916 |
| Darlot Bros. Ltd | - | Byro | Triumph 4 H.P. | - | Murchison Road Board | 1916 |
| Darlot Bros. Ltd | - | 147 Royal Street, East Perth | Overland 20 H.P. | P 484 | Perth Municipality | 1916 |
| Darlot Bros. Ltd | - | Byro | Hupmobile 25 H.P. | MU 11 | Murchison Road Board | 1919 |
| Darlot Bros. Ltd | - | Byro | B.S.A. | MU 8 | Murchison Road Board | 1919 |
| Darlot Bros. Ltd | - | Howard Street | Dodge 20 H.P. | P 484 | Perth Municipality | 1919 |
| Darlot Bros. Ltd | - | Byro | Ford 20 H.P. | MU ● 11 | Murchison Road Board | 1923-24 |
| Darlot BrosLtd | - | Byro Station | Ford | MU ● 11 | Murchison Road Board | 1925-26 |
| Darlot BrosLtd | - | Byro Station | Ford | MU ● 38 | Murchison Road Board | 1925-26 |
| Darnley | C. F. | Narrogin | Chevrolet | NGN 109 | Narrogin Municipality | 1925-26 |
| Darragh | A. G. | Quairading | Ford Truck | Q ● 104 | Quairading Road Board | 1927-28 |
