| Hollet | F. W. | Cunderdin | Ford | ME ● 90 | Meckering Road Board | 1924-25 |
| Hollet | F. W. | Cunderdin | Ford | ME ● 90 | Meckering Road Board | 1925-26 |
| Hollet | F. W. | Cunderdin | Ford | ME ● 90 | Meckering Road Board | 1926-27 |
| Hollet | F. W. | Cunderdin | Ford | ME ● 90 | Meckering Road Board | 1927-28 |
| Hollingworth | T. | Bockera | Dodge | IR ● 6 | Irwin Road Board | 1925-26 |
| Hollins & Breakell | - | Mandiga | Ford Truck | MM ● 56 | Mount Marshall Road Board | 1926-27 |
| Hollins & Breakell | - | Mandiga | Dennis Truck | MM ● 136 | Mount Marshall Road Board | 1927-28 |
| Hollis | E. G. | 138 Lake Street | Indian 5 H.P. | P 745 | Perth Municipality | 1916 |
| Hollis | E. G. | 138 Lake Street | Triumph 3½ H.P. Motorcycle | P 745 | Perth Municipality | 1917-18 |
| Hollis & Breakell | - | Bencubbin | Ford Truck | MM ● 56 | Mount Marshall Road Board | 1925-26 |
| Holman | E. F. | Trayning | Studebaker | KTY ● 61 | Kununoppin-Trayning Road Board | 1927-28 |
| Holman | E. F. T. | Kellerberrin | Studebaker | KE ● 199 | Kellerberrin Road Board | 1926-27 |
| Holmes | G. | North Lake Road, Bulls Creek | Dodge | 9206 | Metro Private Car | 1925-26 |
| Holmes | G. A. | Lakeside | Ford | K ● 9 | Kalgoorlie Road Board | 1922-23 |
| Holmes | G. A. | Lakeside | Ford | K ● 64 | Kalgoorlie Road Board | 1922-23 |
| Holmes | G. D. | Market Street | Dodge 20 H.P. | F 152 | Fremantle Municipal Council | 1917-18 |
| Holmes | G. D. | Market Street | Dodge 20 H.P. | F 152 | Fremantle Municipal Council | 1919 |
| Holmes | H. | Cnr. North Lake & High Road, Melville | Overland | 8920 | Metro Private Car | 1925-26 |
| Holmes | H. D. | Salvado Street, Cottesloe | Studebaker 25 H.P. | Ce 34 | Cottesloe Municipality | 1916 |
| Holmes | H. D. | Salvado Street | Studebaker 25 H.P. | Ce ● 34 | Cuballing Road Board | 1917-18 |
| Holmes | H. D. | Salvado Street | Studebaker 25 H.P. | Ce 34 | Municipality of Cottesloe | 1919 |
| Holmes | J. J. | 3 Dalgety Chambers, Perth | Studebaker | 77 | Metro Private Car | 1925-26 |
| Holmes | J. J. | W.A.T.C. Buildings, Perth | Studebaker | 77 | Metro Private Car | 1926-27 |
| Holmes | J. J. | W.A.T.C. Buildings, Perth | Studebaker | 77 | Metro Private Car | 1927-28 |
| Holmes | R. | Newdegate | Ford | LG ● 107 | Lake Grace Road Board | 1927-28 |
| Holmes | R. R. | Albany | Studebaker | A 80 | Albany Municipality | 1923-24 |
| Holmes | R. R. | Albany | Studebaker | A 80 | Municipality of Albany | 1924-25 |
| Holmes | R. R. | Albany | Studebaker | A 95 | Municipality of Albany | 1925-26 |
| Holmes | R. R. | Albany | Studebaker | A 95 | Municipality of Albany | 1926-27 |
| Holmes | R. R. | Albany | Studebaker | A 95 | Albany Municipality | 1927-28 |
| Holmes | W. L. | Pingrup | Ford | KT ● 40 | Kent Road Board | 1925-26 |
| Holmes | W. L. | Pingrup | Ford | KT ● 40 | Kent Road Board | 1926-27 |
| Holmes | W. L. | Pingrup | Ford | KT ● 40 | Kent Road Board | 1927-28 |
| Holmes & Dixon | B & J. | Byford | Ford Truck | A-K ● 103 | Armadale-Kelmscott Road Board | 1925-26 |
| Holyoake | D. | Pingelly | Ford | PN ● 10 | Pingelly Road Board | 1922-23 |
| Honks | A. | Kellerberrin | Dealers | KE ● 312 | Kellerberrin Road Board | 1927-28 |
| Honnig | Rev. A. | 111 Kensington Street, East Perth | Buick | 2364 | Metro Private Car | 1923-24 |
| Hooker | E. W. | 9 Cantle Street | De Dion 6 H.P. Motorcycle | P 356 | Perth Municipality | 1917-18 |
| Hooker | E. W. | Traylen Road, Kalamunda | Chevrolet | 8327 | Metro Private Car | 1926-27 |
| Hooker | E. W. | Kalamunda | Chevrolet | DR ● 134 | Darling Range Road Board | 1927-28 |
| Hookes | E. W. | 9 Cantle Street, Perth | De Dion 6 H.P. | P 358 | Perth Municipality | 1919 |
| Hooper | R. | Bakers Hill | Dodge | N ● 288 | Northam Road Board | 1926-27 |
| Hooper | R. | Baker's Hill | Dodge | N ● 288 | Northam Road Board | 1927-28 |
| Hooper | R. A. | Bakers Hill | Dodge | N ● 65 | Northam Road Board | 1926-27 |
| Hooper Bros | - | Baker's Hill | Dodge | N ● 65 | Northam Road Board | 1925-26 |
| Hopwood | B. | Bencubbin | Studebaker | MM ● 7 | Mount Marshall Road Board | 1925-26 |
| Hopwood | B. W. | Bencubbin | Studebaker | MM ● 7 | Mount Marshall Road Board | 1923-24 |
| Hopwood | B. W. | Bencubbin | Studebaker | MM 7 | Mount Marshall Road Board | 1924-25 |
| Hopwood | B. W. | Bencubbin | Studebaker | MM ● 7 | Mount Marshall Road Board | 1926-27 |
| Hopwood | B. W. | Bencubbin | Studebaker | MM ● 7 | Mount Marshall Road Board | 1927-28 |
