| Hopkins | W. H. | 574 Beaufort Street | Ford Wagon | 6660 | Metro Private Car | 1926-27 |
| Hopkins | W. H. | 574 Beaufort Street | Hupmobile | 13537 | Metro Private Car | 1926-27 |
| Hopkins | W. H. | 445 Newcastle Street, Perth | Chevrolet Wagon | 3425 | Metro Hire or Trade | 1926-27 |
| Hopkins | W. H. | 574 Beaufort Street | Ford Wagon | 6660 | Metro Private Car | 1927-28 |
| Hopkins | W. H. | 574 Beaufort St | Hupmobile | 13537 | Metro Private Car | 1927-28 |
| Hopkinson | H. J. | Miling via Pithara | Oakland | DL ● 60 | Dalwallinu Road Board | 1926-27 |
| Hopkinson | H. J. | Milling via Pithara | Oakland | DL ● 60 | Dalwallinu Road Board | 1927-28 |
| Hopkinson | S. | 4 Burt Street, Cottesloe | Ford | 4624 | Metro Private Car | 1924-25 |
| Hopkinson | S. | 4 Burt Street, Cottesloe | Ford | 8646 | Metro Private Car | 1925-26 |
| Hopkinson | S. | 4 Burt Street, Cottesloe | Ford | 8646 | Metro Private Car | 1926-27 |
| Hopkinson | S. L. | 4 Burt Street, Cottesloe | Ford | 8646 | Metro Private Car | 1927-28 |
| Hopkinson | Sydney | 4 Burt Street, Cottesloe | Ford | 4624 | Metro Private Car | 1923-24 |
| Hopkinson & Cumming | - | Milling via Pithara | Oakland | DL ● 60 | Dalwallinu Road Board | 1925-26 |
| Hopkinson & Cummings | - | Miling | Oakland | DL ● 60 | Dalwallinu Road Board | 1924-25 |
| Hopper | A. B. | Northam | Oldsmobile | N ● 268 | Northam Road Board | 1927-28 |
| Hopper | M. M. | 62 Hobart Street, Mount Hawthorn | Ford | 5105 | Metro Private Car | 1926-27 |
| Hopper | M. M. | 62 Hobart Street, Mount Hawthorn | Ford | 5105 | Metro Private Car | 1927-28 |
| Hopson | T. | Margaret River | Ford Truck | AU ● 33 | Augusta Road Board | 1926-27 |
| 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 |
| Hopwood | E. W. G. | Bencubbin | Overland Truck | MM ● 76 | Mount Marshall Road Board | 1926-27 |
| Hopwood | S. W. | Bencubbin | Ford Truck | MM ● 135 | Mount Marshall Road Board | 1927-28 |
| Horan | A. | Ogilvie | Overland | NR ● 8 | Northampton Road Board | 1924-25 |
| Horan | A. I. | Ogilvie | Dodge | NR ● 8 | Northampton Road Board | 1925-26 |
| Horan | A. I. | Ogilvie | Dodge | NR ● 8 | Northampton Road Board | 1926-27 |
| Horan | A. I. | Ogilvie | Dodge | NR ● 8 | Northampton Road Board | 1927-28 |
| Horan | Dr J. W. | 50 Venn Street, North Perth | Morris Cowley | 5484 | Metro Private Car | 1927-28 |
| Horan | J. | 26 Bay Road, North Fremantle | Ford | 5094 | Metro Private Car | 1926-27 |
| Horan | James | 26 Bay Road, North Fremantle | Overland | 5094 | Metro Private Car | 1927-28 |
| Horan | T. | Hamersley | Ford | Y ● 29 | York Road Board | 1925-26 |
| Horan | T. | Wilson Street | Ford Truck | KMC 174 | Kalgoorlie Municipal Council | 1925-26 |
| Horan | T. | Hamersley | Ford | Y ● 29 | York Road Board | 1926-27 |
| Horan | T. | Hamersley | Ford | Y ● 29 | York Road Board | 1927-28 |
| Horan Bros | - | Wilson Street | Ford 19 H.P. | KMC 99 | Kalgoorlie Municipal Council | 1922-23 |
| Horan Bros | - | Wilson Street, Kalgoorlie | Ford Van for Trade or Hire | KMC 114 | Kalgoorlie Municipal Council | 1922-23 |
| Horan Bros | - | Wilson Street, Kalgoorlie | Ford Truck for Trade or Hire | KMC 115 | Kalgoorlie Municipal Council | 1922-23 |
| Horan Bros | - | Wilson Street | Ford | KMC 99 | Kalgoorlie Municipality | 1924-25 |
| Horan Bros | - | Wilson Street | Ford | KMC 113 | Kalgoorlie Municipality | 1924-25 |
| Horan Bros | - | Wilson Street | Ford Van | KMC 114 | Kalgoorlie Municipality | 1924-25 |
| Horan Bros | - | Wilson Street | Ford Truck | KMC 115 | Kalgoorlie Municipality | 1924-25 |
| Horan Bros | - | Wilson Street | Ford | KMC 99 | Kalgoorlie Municipal Council | 1925-26 |
| Horan Bros | - | Wilson Street | Ford | KMC 113 | Kalgoorlie Municipal Council | 1925-26 |
| Horan Bros | - | Wilson Street | Ford | KMC 114 | Kalgoorlie Municipal Council | 1925-26 |
| Horan Bros | - | Wilson Street | Ford | KMC 99 | Kalgoorlie Municipal Council | 1926-27 |
| Horan Bros | - | Wilson Street | Ford | KMC 114 | Kalgoorlie Municipal Council | 1926-27 |
| Horan Bros | - | Wilson Street, Kalgoorlie | Ford Truck | KMC 115 | Kalgoorlie Municipal Council | 1926-27 |
| Horan Bros | - | Wilson Street, Kalgoorlie | Dodge | KMC 272 | Kalgoorlie Municipal Council | 1926-27 |
