| Hollins & Breakell | - | Mandiga | Dennis Truck | MM ● 136 | Mount Marshall Road Board | 1927-28 |
| Hollis | A. | 7-Mile | Chevrolet Truck | RO ● 54 | Rockingham Road Board | 1927-28 |
| Hollis | Arthur | 7-mile | Overland | RO ● 54 | Rockingham Road Board | 1926-27 |
| 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 | E. G. | Quairading | Ford Truck | Q ● 165 | Quairading Road Board | 1927-28 |
| Hollis | E. M. | 3 Ocean Street, Cottesloe Beach | Singer | 7114 | Metro Private Car | 1925-26 |
| Hollis | E. M. | 3 Ocean Street, Cottesloe Beach | Singer | 7114 | Metro Private Car | 1926-27 |
| Hollis | E. M. | 3 Ocean Street, Cottesloe Beach | Singer | 7114 | Metro Private Car | 1927-28 |
| Hollis | E. W. | 72 Norfolk Street, Fremantle | Ford | 1740 | Metro Private Car | 1924-25 |
| Hollis | E. W. | 27 Norfolk Street, Fremantle | Ford | 1740 | Metro Private Car | 1925-26 |
| Hollis | H. A. | Yorkrakine | Ford | WM ● 96 | Wyalkatchem Road Board | 1926-27 |
| Hollis | H. A. | Yorkrakine | Ford | WM ● 96 | Wyalkatchem Road Board | 1927-28 |
| Hollis | R. H. | Osborne Road,East Fremantle | Overland | 1724 | Metro Private Car | 1923-24 |
| Hollis | Rachael | Osborne Road, Fremantle | Dodge | 7027 | Metro Private Car | 1927-28 |
| Hollis & Breakell | - | Bencubbin | Ford Truck | MM ● 56 | Mount Marshall Road Board | 1925-26 |
| Hollman | J. F. | 7 Thomas Street, Cottesloe Beach | Overland | 2429 | Metro Private Car | 1927-28 |
| Hollow | H. F. | - | Ford Truck | NM ● 26 | Norseman Road Board | 1926-27 |
| Hollow | H. F. | - | Ford Truck | NM ● 26 | Norseman Road Board | 1927-28 |
| Holloy | T. G. A. | Perth | Republic Bus | 10770 | Metro Hire or Trade | 1927-28 |
| Holly | E. L. | Katanning | Ford 20 H.P. | KA 60 | Katanning Road Board | 1916 |
| Holly | E. L. | Katanning | Triumph | KA 20 | Katanning Road Board | 1916 |
| Holly | E. L. | Katanning | Triumph Motorcycle | KA ● 20 | Katanning Road Board | 1917-18 |
| Holly | E. L. | Katanning | Triumph | KA 20 | Katanning Road Board | 1919 |
| Holly | E. L. | Katanning | Overland | KA ● 101 | Katanning Toad Board | 1922-23 |
| Holly | E. L. | Katanning | Ford | KA ● 133 | Katanning Road Board | 1923-24 |
| Holly | E. L. | Katanning | Ford | KA ● 133 | Katanning Road Board | 1924-25 |
| Holly | E. L. | Katanning | Ford | KA ● 133 | Katanning Road Board | 1925-26 |
| Holly | E. L. | Katanning | Ford | KA ● 133 | Katanning Road Board | 1926-27 |
| Holly | E. L. | Katanning | Rugby | KA ● 184 | Katanning Road Board | 1926-27 |
| Holly | F. L. | Katanning | Ford 20 H.P. | KA ● 60 | Katanning Road Board | 1917-18 |
| Holly | F. L. | Katanning | Ford 20 H.P. | KA 60 | Katanning Road Board | 1919 |
| Holly | W. L. | Broomehill | Ford 20 H.P. | BH ● 22 | Broomehill Road Board | 1917-18 |
| Holly | W. L. | Broomehill | Overland 18 H.P. | BH ● 22 | Broomehill Road Board | 1922-23 |
| Holly | W. L. | Broomehill | Overland | BH 22 | Broomhill Road Board | 1923 - 1924 |
| Holly | W. L. | Broomehill | Buick | BH ● 22 | Broomehill Road Board | 1924-25 |
| Holly | W. L. | Broomehill | Buick | BH ● 22 | Broomehill Road Board | 1925-26 |
| Holly | W. L. | Broomehill | Overland | BH ● 83 | Broomehill Road Board | 1925-26 |
| Holly | W. L. | Broomehill | Buick | BH ● 22 | Broomehill Road Board | 1926-27 |
| Holly | W. L. | Broomehill | Austin | BH ● 83 | Broomehill Road Board | 1926-27 |
| Holly | W. L. | Broomehill | Buick | BH ● 22 | Broomehill Road Board | 1927-28 |
| Holly | W. L. | Broomehill | Austin | BH ● 83 | Broomehill Road Board | 1927-28 |
| Holman | C. J. | Esperance | Chrysler | EO ● 23 | Esperance Road Board | 1927-28 |
| Holman | E. F. | Trayning | Studebaker | KTY ● 61 | Kununoppin-Trayning Road Board | 1927-28 |
| Holman | E. F. | Trayning | Chevrolet Truck | KTY ● 190 | Kununoppin-Trayning Road Board | 1927-28 |
| Holman | E. F. T. | Kellerberrin | Studebaker | KE ● 199 | Kellerberrin Road Board | 1926-27 |
| Holman | F. A. | 8 Hampton Road, Victoria Park | Ford | 11074 | Metro Private Car | 1926-27 |
| Holman | F. B. | Ida Street, Bassendean | Dodge | 324 | Metro Private Car | 1925-26 |
| Holman | F. B. | Ida Street, Bassendean | Dodge | 324 | Metro Private Car | 1926-27 |
| Holman | Fred | - | Dodge | BE ● 75 | Beverley Road Board | 1926-27 |
