| Barrett | F. | Bedford Street, East Fremantle | Overland | 8953 | Metro Private Car | 1925-26 |
| Barrett | F. | Bedford Street, East Fremantle | Overland | 8953 | Metro Private Car | 1926-27 |
| Barrett | F. | Bedford Street, East Fremantle | Overland | 8953 | Metro Private Car | 1927-28 |
| Barrett | F. G. | King Edward Street, South Perth | Dodge | 8721 | Metro Private Car | 1925-26 |
| Barrett | F. G. | King Edward Street, South Perth | Dodge | 8721 | Metro Private Car | 1926-27 |
| Barrett | F. J. | 86 Rupert Street, Subiaco | Ford Wagon | 6807 | Metro Private Car | 1926-27 |
| Barrett | F. M. | 82 Monmouth Street, Mount Lawley | Chevrolet | 11677 | Metro Private Car | 1926-27 |
| Barrett | H. | Katanning | Buick | KA ● 106 | Katanning Road Board | 1926-27 |
| Barrett | H. | Katanning | Chevrolet Truck | KA ● 298 | Katanning Road Board | 1926-27 |
| Barrett | H. | Katanning | Chevrolet Truck | KA ● 298 | Katanning Road Board | 1927-28 |
| Barrett | H. V. F. | Newdegate | Buick | LG ● 44 | Lake Grace Road Board | 1927-28 |
| Barrett | J. E. | 27 Havelock Street, West Perth | Chevrolet | 11199 | Metro Private Car | 1926-27 |
| Barrett | J. E. | 27 Havelook Street, West Perth | Chevrolet | 11199 | Metro Private Car | 1927-28 |
| Barrett | K. A. | Burlington Cafe, Fremantle | Chevrolet | 10324 | Metro Hire or Trade | 1926-27 |
| Barrett | Lennard S. | Hannan Street, Kalgoorlie | Stanley | KMC ● 76 | Kalgoorlie Municipality | 1923-24 |
| Barrett | Lennard. A. | Boogaloo Station, Onslow | Buick | AS ● 18 | Ashburton Road Board | 1924-25 |
| Barrett | Mrs V. M. | Capel | Chevrolet | CP ● 41 | Capel Road Board | 1926-27 |
| Barrett | P. D. | Wittenoom Street, Collie | Chevrolet | CM 118 | Collie Municipality | 1925-26 |
| Barrett | P. D. | Wittenoom Street, Collie | Chevrolet | CM 118 | Collie Municipality | 1926-27 |
| Barrett | P. D. | Wittenoom Street, Collie | Chevrolet | CM 118 | Collie Municipality | 1927-28 |
| Barrett | R. G | Harrismith | Dodge | WK ● 196 | Wickepin Road Board | 1926-27 |
| Barrett | R. H. | 7 Mary Street, Fremantle | Ford Van | 12298 | Metro Private Car | 1926-27 |
| Barrett | R. H. | 7 May Street, Fremantle | Ford Wagon | 12298 | Metro Private Car | 1927-28 |
| Barrett | T. | Thomas Street, Cottesloe Beach | Ford | 5027 | Metro Private Car | 1924-25 |
| Barrett | T. | Thomas Street, Cottesloe Beach | Ford | 5027 | Metro Private Car | 1925-26 |
| Barrett | T. | Thomas Street, Cottesloe Beach | Fiat | 11251 | Metro Private Car | 1926-27 |
| Barrett | T. | Kookynie | Graham Truck | MN ● 66 | Menzies Road Board | 1927-28 |
| Barrett | T. A. | Palmerston Street, Cottesloe Beach | Whippet | 12111 | Metro Private Car | 1926-27 |
| Barrett | T. H. | Pindalup | Chevrolet Wagon | MR ● 82 | Marradong Road Board | 1927-28 |
| Barrett | V. | Capel | Chevrolet | CP ● 41 | Capel Road Board | 1927-28 |
| Barrett | W. C. | 60 Glyde Street, East Fremantle | Briscoe | 1660 | Metro Private Car | 1923-24 |
| Barrett | W. C. | 60 Glyde Street, East Fremantle | Briscoe | 1660 | Metro Private Car | 1924-25 |
| Barrett | W. C. | 60 Glyde Street, East Fremantle | Briscoe | 1660 | Metro Private Car | 1925-26 |
| Barrett | W. C. | 60 Glyde Street, East Fremantle | Briscoe | 1660 | Metro Private Car | 1926-27 |
| Barrett | W. C. | 60 Glyde Street, East Fremantle | BrisCoe | 1660 | Metro Private Car | 1927-28 |
| Barrett | William Charles | 60 Glyde Street | Ford 20 H.P. | EF 19 | East Fremantle Municipality | 1915 |
| Barrett | William Charles | 60 Glyde Street | Ford 20 H.P. | EF 19 | Fremantle (East) Municipality | 1916 |
| Barrett & Leonard | - | Marchagee | Chevrolet Truck | CA ● 103 | Carnamah Road Board | 1927-28 |
| Barrett - Lennard | A. | Boolaloo Station, Onslow | Buick | AS ● 35 | Ashburton Road Board | 1924-25 |
| Barrett Bros | - | Dukin | Ford Truck | WM ● 173 | Wyalkatchem Road Board | 1926-27 |
| Barrett Lennard | T. | Upper Swan | Dodge | SW ● 60 | Swan Road Board | 1927-28 |
| Barrett-Lennard | A. | Boolaloo St | Buick | AS ● 18 | Ashburton Road Board | 1925-26 |
| Barrett-Lennard | A. | Boolaloo St | Buick | AS ● 22 | Ashburton Road Board | 1925-26 |
| Barrett-Lennard | A. | Boolaloo St | Buick | AS ● 25 | Ashburton Road Board | 1925-26 |
| Barrett-Lennard | A. | Boolaloo St | Buick | AS ● 35 | Ashburton Road Board | 1925-26 |
| Barrett-Lennard | A. | Boolaloo Station | Guy | AS ● 69 | Ashburton Road Board | 1925-26 |
| Barrett-Lennard | A. | Boolaloo Station | Ford | AS ● 18 | Ashburton Road Board | 1926-27 |
| Barrett-Lennard | A. | Boolaloo Station | Dodge | AS ● 22 | Ashburton Road Board | 1926-27 |
| Barrett-Lennard | A. | Boolaloo Station | Dodge | AS ● 25 | Ashburton Road Board | 1926-27 |
| Barrett-Lennard | A. | Boolaloo Station | Ford | AS ● 35 | Ashburton Road Board | 1926-27 |
