| Hamilton | W. | Mount Magnet | Ford | MA ● 11 | Mount Magnet Road Board | 1924-25 |
| Hamilton | W. | Mount Magnet | Stephens | MA ● 28 | Mount Magnet Road Board | 1924-25 |
| Hamilton | W. | Carbine | Ford Truck | CG ● 14 | Coolgardie Road Board | 1925-26 |
| Hamilton | W. | Windimurra Station | Stephens | MA ● 28 | Mount Magnet Road Board | 1925-26 |
| Hamilton | W. | 109 Glendower Street, Perth | Oakland | 11268 | Metro Private Car | 1926-27 |
| Hamilton | W. | Carbine | Ford Truck | CG ● 14 | Coolgardie Road Board | 1926-27 |
| Hamilton | W. | Windimurra Station | Stephens | MA ● 28 | Mount Magnet Road Board | 1927-28 |
| Hamilton | W. | Carbine | Ford Truck | CG ● 14 | Coolgardie Road Board | 1927-28 |
| Hamilton | Wm. | Mount Magnet | Ford | MA ● 11 | Mount Magnet Road Board | 1923-24 |
| Hamilton | Wm. | Mount Magnet | Stephens | MA ● 28 | Mount Magnet Road Board | 1923-24 |
| Hamilton & Harper | - | Mount Magnet | Ford | MA ● 17 | Mount Magnet Road Board | 1922-23 |
| Hamilton & Harper | - | Windimurra Station | Ford | MA ● 11 | Mount Magnet Road Board | 1925-26 |
| Hamilton & Harper | - | Windimurra Station | Ford | MA ● 11 | Mount Magnet Road Board | 1926-27 |
| Hamilton & Harper | - | Windimurra Station | Ford | MA ● 11 | Mount Magnet Road Board | 1927-28 |
| Hamilton & Harper | W. | Windimurry Station | Stevens | MA ● 28 | Mount Magnet Road Board | 1926-27 |
| Hamilton Bros | - | Moora | Buick | M ● 7 | Moora Road Board | 1925-26 |
| Hamilton Bros | - | Moora | Buick | M ● 7 | Moora Road Board | 1926-27 |
| Hamilton Bros | - | Moora | Buick | M ● 7 | Moora Road Board | 1927-28 |
| Hamilton Reade Ltd | - | 20 Richardson Avenue, Claremont | Fiat | 13978 | Metro Private Car | 1926-27 |
| Hamley | D. A. | 30 Third avenue, Inglewood | Chevrolet | 9584 | Metro Private Car | 1926-27 |
| Hamley | D. A. | 30 Third Avenue, Inglewood | Chevrolet | 9584 | Metro Private Car | 1927-28 |
| Hamling | H. E. | Wubin | Jewett | DL ● 168 | Dalwallinu Road Board | 1927-28 |
| Hamlyn | A. H. | John Street | Ford 20 H.P. | Ce ● 30 | Cuballing Road Board | 1917-18 |
| Hamlyn | A. H. | John Street | Ford 20 H.P. | Ce 30 | Municipality of Cottesloe | 1919 |
| Hamlyn | A. H. | Irvine Street, Peppermint Grove | Overland | 1603 | Metro Private Car | 1923-24 |
| Hammatt | I. L. | 165 Suburban Road, South Perth | Dodge | 433 | Metro Private Car | 1926-27 |
| Hammer | C. | 16 Orova Street, Boulder | De Dion | B 40 | Boulder Municipality | 1923-24 |
| Hammer | C. | 16 Oroya Street, Boulder | De Dion | B 40 | Boulder Municipality | 1924-25 |
| Hammer | C. | 16 Oroya Street, Boulder | De Dion | B 40 | Boulder Municipality | 1925-26 |
| Hammer | C. | 16 Oroya Street, Boulder | De Deon | B40 | Boulder Municipality | 1925-26 |
| Hammer | C. | 16 Oroya Street, Boulder | De Dion | B 40 | Boulder Municipality | 1926-27 |
| Hammer | Ellen | George Street, Queens Park | Chevrolet | 13254 | Metro Private Car | 1927-28 |
| Hammer | Harry | 278 Hampton Road, Fremantle | Fisher Wagon | 10910 | Metro Hire or Trade | 1927-28 |
| Hammer | J. | 287 Hampton Road, Fremantle | Overland | 15834 | Metro Private Car | 1927-28 |
| Hammer | Mrs E. | 16 Oroya Street, Boulder | Chevrolet | B 86 | Boulder Municipality | 1927-28 |
| Hammer | W. J. | 86 Boundary Road, Midland Junction | Chevrolet | 16010 | Metro Private Car | 1927-28 |
| Hammersley | E. A. | Babbyalla Beverley | Ford | BE ● 138 | Beverley Road Board | 1925-26 |
| Hammersley | E. A. | Babbyalla Beverley | Ford | BE ● 138 | Beverley Road Board | 1926-27 |
| Hammersley | E. B. | Beverley | Essex | BE ● 149 | Beverley Road Board | 1925-26 |
| Hammersley | E. B. | Beverley | Ford Truck | BE ● 230 | Beverley Road Board | 1925-26 |
| Hammersley | E. H. | Beverley | Ford | BE ● 138 | Beverley Road Board | 1923-24 |
| Hammersley | E. T. | Woodside | Triumph 3½ H.P. Motorcycle | P 679 | Perth Municipality | 1915 |
| Hammersley | F. A. | Cape Street, Leederville | Maxwell | 10256 | Metro Hire or Trade | 1926-27 |
| Hammersley | H. G. | Lockrige, Guildford | Ford | 1598 | Metro Private Car | 1925-26 |
| Hammersley | Hubert | Wagin | Dodge 20 H.P. | W ● 18 | Wagin Road Board | 1917-18 |
| Hammersley | Hubert | Wagin | Dodge 20 H.P. | W ● 18 | Wagin Road Board | 1919 |
| Hammersley | Hubert | Wagin | Dodge 23 H.P. | W ● 18 | Wagin Road Board | 1922-23 |
| Hammersley | P. H. | Balcatta Road, North Beach | Buick | P ● 126 | Perth Road Board | 1927-28 |
| Hammersley | V. | Toodyay | Ford | T ● 33 | Toodyay Road Board | 1922-23 |
| Hammersley | W. W. | 6 Forrest Street, Cottesloe | Studebaker | 5581 | Metro Private Car | 1924-25 |
