| Leonhardt | Mrs K | 23 Allen Street, Fremantle | Dodge | 5324 | Metro Private Car | 1927-28 |
| Leonora - Malcolm Road Board | - | Leonora | Ford Truck | LM ● 67 | Leonora-Malcolm Road Board | 1926-27 |
| Leonora Pastoral Co | - | Leonora | Ford | LM ● 94 | Leonora-Malcolm Road Board | 1927-28 |
| Leonora Pastoral Co Ltd | - | Leonora | Ford Truck | LM ● 5 | Leonora-Malcolm Road Board | 1925-26 |
| Leonora Pastoral Co Ltd | - | Leonora | Ford Truck | LM ● 5 | Leonora-Malcolm Road Board | 1926-27 |
| Leonora Pastoral Co Ltd | - | Leonora | Ford Truck | LM ● 5 | Leonora-Malcolm Road Board | 1927-28 |
| Leonora-Malcolm Health Authority | - | - | Ford Truck | LM ● 93 | Leonora-Malcolm Road Board | 1927-28 |
| Leopold | J. A. | Willis Street, Victoria Park | Ford Wagon | 3575 | Metro Private Car | 1924-25 |
| Leopold | J. A. | Willis Street, Victoria Park | Ford Wagon | 3575 | Metro Hire or Trade | 1926-27 |
| Leopold | J.A. | Willis Street,Victoria Park | Ford Wagon | 3575 | Metro Hire or Trade | 1925-26 |
| Leopold | John | 18 Willis Street, Victoria Park | Ford Wagon | 10765 | Metro Hire or Trade | 1927-28 |
| Leopole Downs Station | - | Derby | Ford Truck | KW ● 9 | West Kimberley Road Board | 1925-26 |
| Leopole Downs Station | - | Derby | Ford Truck | KW ● 9 | West Kimberley Road Board | 1926-27 |
| Leppard | C. | Ewlymartup | Ford | KA ● 38 | Katanning Road Board | 1924-25 |
| Leppard | C. | Ewlyamartup | Ford | KA ● 38 | Katanning Road Board | 1925-26 |
| Leppard | C. A. | Katanning | Ford Truck | KA ● 228 | Katanning Road Board | 1926-27 |
| Leppard | C. A. | Katanning | Ford Truck | KA ● 228 | Katanning Road Board | 1927-28 |
| Leppard | F. R. | 272 Perth Street, Subiaco | Oakland | 11686 | Metro Private Car | 1926-27 |
| Leppard | F. R. | 272 Perth Street, Subiaco | Chevrolet | 12950 | Metro Private Car | 1927-28 |
| Leppard | R. | Peninsula Road, Maylands | Smith Wheel | 141 | Metro Motorcycle | 1922-23 |
| Leppard | R. | McGann Street, Bayswater | Oakland | 13871 | Metro Private Car | 1927-28 |
| Lerbig | W. C. D. | Narrogin | Ford | NGN 17 | Narrogin Municipality | 1922-23 |
| Lernon | E. | Education Department | F.N. 2½ H.P. Motorcycle | P 145 | Perth Municipality | 1915 |
| Leroy | J. | 155 Bulwer Street | E.M.F. 20 H.P. | P 362 | Perth Municipality | 1915 |
| Leschen | H. A. | 133 Saint George's Terrace | Ford 20 H.P. | P 745 | Perth Municipality | 1915 |
| Leschen | H. C. O. | 170 Road, Street, West Perth | Harley Davidson | 254 | Metro Motorcycle | 1922-23 |
| Lesington | M. | Shaftesbury Hotel, Perth | Dodge | 8498 | Metro Private Car | 1925-26 |
| Leslie | B. | Maritana Street | Overland 20 H.P. | KMC 77 | Kalgoorlie Municipality | 1919 |
| Leslie | B. | Maritana St. | Overland 20 H.P. | KMC 77 | Kalgoorlie Municipal Council | 1922-23 |
| Leslie | B. | Maritana Street | Overland | KMC ● 77 | Kalgoorlie Municipality | 1923-24 |
| Leslie | B. | Hannan Street | Overland | KMC 77 | Kalgoorlie Municipal Council | 1925-26 |
| Leslie | B. | Hannan Street | Overland | KMC 77 | Kalgoorlie Municipal Council | 1926-27 |
| Leslie | B. | Hannan Street | Overland | KMC 77 | Kalgoorlie Municipal Council | 1927-28 |
| Leslie | D. A. | C/o. Savoy Hotel | G.C.S. 6 H.P. | P 556 | Perth Municipality | 1916 |
| Leslie | D. A. | Roberts Street, Collie | Republic Truck | CM 62 | Collie Municipality | 1925-26 |
| Leslie | D. A. | Collie | Republic Truck | CM 62 | Collie Municipality | 1926-27 |
| Leslie | D. A. | Collie | Republic Truck | CM 62 | Collie Municipality | 1927-28 |
| Leslie | G. A. | Boyup Brook | Ford | BU ● 24 | Blackwood (Upper) Road Board | 1923-24 |
| Leslie | G. A. | Boyup Brook | Ford | BU ● 24 | Upper Blackwood Road Board | 1924-25 |
| Leslie | G. A. | Bunbury | Essex | BY 122 | Bunbury Municipality | 1925-26 |
| Leslie | G. A. | Bunbury | Essex | BY 122 | Bunbury Municipality | 1926-27 |
| Leslie | Geo. A. | Boyup Brook | Ford | BU ● 24 | Upper Blackwood Road Board | 1922-23 |
| Leslie | H. | Victoria Street, Cottesloe Beach | Overland | 12235 | Metro Private Car | 1926-27 |
| Leslie | H. | Wiluna | Ford | WU ● 20 | Wiluna Road Board | 1926-27 |
| Leslie | H. | Wiluna | Ford | WU ● 20 | Wiluna Road Board | 1927-28 |
| Leslie | J. R. | Moora | Reo Truck | M ● 152 | Moora Road Board | 1926-27 |
| Leslie | J. R. | Coorow | Reo Truck | CA ● 259 | Carnamah Road Board | 1927-28 |
| Leslie | John M. | 15 Cantie Street, East Perth | Overland | 45 | Metro Private Car | 1927-28 |
| Leslie | L. E. | 13 Devonshire Flats Perth | Oldsmobile | 9971 | Metro Private Car | 1927-28 |
| Leslie | R. C. | Bridgetown | Chevrolet | B ● 84 | Bridgetown Road Board | 1924-25 |
