| O'Hallaron | Rev. F. G. | Kellerberrin | Ford | KE ● 18 | Kellerberrin Road Board | 1922-23 |
| O'Halleran | P. | Police Station, Midland Junction | Dodge | 1572 | Metro Private Car | 1926-27 |
| O'Halloran | E. | Dart Street, Boulder | Ford 20 H.P. | K4 | Kalgoorlie Road Board | 1916 |
| O'Halloran | E. | Dart Street, Boulder | Ford 20 H.P. Hire Car | K ● 4 | Kalgoorlie Road Board | 1917-18 |
| O'Halloran | E. | Boulder | Ford 20 H.P. | K ● 4 | Kalgoorlie Road Board | 1919 |
| O'Halloran | E. | Dart Street, Boulder | Studebaker 20 H.P. | K ● 20 | Kalgoorlie Road Board | 1919 |
| O'Halloran | E. | Dart Street | Ford 20 H.P. for Trade or Hire | K ● 4 | Kalgoorlie Road Board | 1922-23 |
| O'Halloran | E. | Dart Street | Studebaker for Trade or Hire | K ● 20 | Kalgoorlie Road Board | 1922-23 |
| O'Halloran | E. | Dart Street | Ford | K ● 4 | Kalgoorlie Road Board | 1923-24 |
| O'Halloran | E. | Dart street | Studebaker | K ● 20 | Kalgoorlie Road Board | 1923-24 |
| O'Halloran | F. L. | 61 Barrack Street, Perth | Fiat | 4454 | Metro Private Car | 1925-26 |
| O'Halloran | F. L. | 79 Barrack Street, Perth | Fiat | 4454 | Metro Private Car | 1926-27 |
| O'Halloran | Frank | 79 Barrack Street, Perth | Nash | 14604 | Metro Private Car | 1927-28 |
| O'Halloran | G. | James Street, Guildford | Fiat Wagon | 6914 | Metro Private Car | 1926-27 |
| O'Halloran | G. | James Street, Guildford | Maxwell | 12021 | Metro Private Car | 1926-27 |
| O'Halloran | G. | James Street, Guildford | Maxwell | 12021 | Metro Private Car | 1927-28 |
| O'Halloran | G. M. | Busselton | Maxwell | BN 66 | Municipality of Busselton | 1925-26 |
| O'Halloran | G. M. | James Street, Guildford | Fiat Wagon | 6919 | Metro Private Car | 1927-28 |
| O'Halloran | J. | Dart Street, Boulder | Studebaker | K ● 5 | Kalgoorlie Road Board | 1923-24 |
| O'Halloran | J. | Dart Street | Studebaker | K ● 4 | Kalgoorlie Road Board | 1924-25 |
| O'Halloran | J. | Dart Street | Studebaker | K ● 5 | Kalgoorlie Road Board | 1924-25 |
| O'Halloran | J. | Dart Street, Boulder | Studebaker | K ● 5 | Kalgoorlie Road Board | 1925-26 |
| O'Halloran | J. | Dart Street, Boulder | Studebaker | K ● 20 | Kalgoorlie Road Board | 1925-26 |
| O'Halloran | J. | Dart Street, Boulder | Studebaker | K ● 20 | Kalgoorlie Road Board | 1926-27 |
| O'Halloran | J. | Dart Street, Boulder | Studebaker Hire Car | K ● 5 | Kalgoorlie Road Board | 1926-27 |
| O'Halloran | J. | Dart Street, Boulder | Studebaker - Hire Car | K ● 5 | Kalgoorlie Road Board | 1927-28 |
| O'Halloran | J. S. | MIngenew | Chevrolet | MI ● 16 | Mingenew Road Board | 1922-23 |
| O'Halloran | J. S. | Mingenew | Chevrolet | MI ● 16 | Mingenew Road Board | 1923-24 |
| O'Halloran | J. S. | Mingenew | Chevrolet | MI ● 1 | Mingenew Road Board | 1924-25 |
| O'Halloran | J. S. | Mingenew | Oakland | MI ● 1 | Mingenew Road Board | 1925-26 |
| O'Halloran | J. S. | Mingenew | Oakland | MI ● 1 | Mingenew Road Board | 1926-27 |
| O'Halloran | J. S. | Mingenew | Oakland | MI ● 1 | Mingenew Road Board | 1927-28 |
| O'Halloran | Mrs N. | Dart Street | Studebaker | K ● 20 | Kalgoorlie Road Board | 1924-25 |
| O'Halloran | N. B. | Cherrytree Pool Road, Kojonup | Ford | KO ● 53 | Kojonup Road Board | 1923-24 |
| O'Halloran | N. B. | Kojonup | Ford | KO ● 52 | Kojonup Road Board | 1924-25 |
| O'Halloran | N. B. | Kojonup | Ford | KO ● 52 | Kojonup Road Board | 1925-26 |
| O'Halloran | N. B. | Kojonup | Ford | KO ● 52 | Kojonup Road Board | 1926-27 |
| O'Halloran | N. B. | Kojonup | Ford | KO ● 52 | Kojonup Road Board | 1927-28 |
| O'Halloran | P. | Newscastle Road | Ford 15 H.P. | MJ 7 | Midland Junction Municipality | 1919 |
| O'Halloran | P. | Police Station, Midland Junction | Dodge | 1572 | Metro Private Car | 1927-28 |
| O'Halloran | Sergeant | Police Station, Midland Junction | Ford | 1539 | Metro Private Car | 1923-24 |
| O'Halloran | Sergeant | Police Station, Midland Station | Ford | 1539 | Metro Private Car | 1924-25 |
| O'Halloran | Sergeant | Police Station, Midland Junction | Ford | 1539 | Metro Private Car | 1925-26 |
| O'Halloran | W. C. | William Road, Hollywood | Citroen | 212 | Metro Private Car | 1927-28 |
| Rehall | W. J. | Coorow | Ford | CA ● 135 | Carnamah Road Board | 1927-28 |
| Secretary Trades Hall | - | Perth | Chevrolet | 13888 | Metro Private Car | 1926-27 |
| Sharland & Burchall | - | 17 Hampshire Street, Victoria Park | Ford Wagon | 9184 | Metro Private Car | 1925-26 |
| Simpson & Marshall | - | Wubin | Dodge | DL ● 76 | Dalwallinu Road Board | 1925-26 |
| Simpson & Marshall | - | Wubin | Dodge | DL ● 76 | Dalwallinu Road Board | 1926-27 |
| Snashall | H. | Monger Street, Leederville | De Dion 8 H.P. | P 77 | Perth Municipality | 1915 |