| Locke Furnishing Co | - | 91 Mandurah Road, Fremantle | Ford Wagon | 9242 | Metro Private Car | 1926-27 |
| Lockett | R. A. | Bencubbin | Dodge | MM ● 43 | Mount Marshall Road Board | 1926-27 |
| Lockett | R. A. | Bencubbin | Dodge | MM ● 43 | Mount Marshall Road Board | 1927-28 |
| Lockey | H. | - | Ford Truck | AS ● 92 | Ashburton Road Board | 1927-28 |
| Lockhard | J. | Roebourne | G.M.C. Truck | R ● 28 | Roebourne Road Board | 1926-27 |
| Lockhard | Jas. | Roebourne | Dodge | R ● 49 | Roebourne Road Board | 1927-28 |
| Lockhart | A. | No 2 State Mill | Chevrolet | MY ● 71 | Murray Road Board | 1924-25 |
| Lockhart | A. S. | 105 Blencowe Street, West Leederville | Ford Wagon | 7904 | Metro Private Car | 1925-26 |
| Lockhart | A. S. | 105 Blencowe Street, West Leederville | Ford Wagon | 7904 | Metro Private Car | 1926-27 |
| Lockhart | A. S. | 105 Blencowe Street, West Leederville | Ford Wagon | 7904 | Metro Private Car | 1927-28 |
| Lockhart | H. H. | Northwood Street, Leederville | Chevrolet | 5749 | Metro Private Car | 1927-28 |
| Lockhart | J. | 8 Tenth Avenue, Maylands | Durant | 7227 | Metro Private Car | 1925-26 |
| Lockhart | J. | 8 Tenth Avenue, Maylands | Durant | 7227 | Metro Private Car | 1926-27 |
| Lockhart | J. | 8 Tenth Avenue, Maylands | Durant | 7227 | Metro Private Car | 1927-28 |
| Lockhart | S. | No 2 State Mill | Chevrolet | MY ● 95 | Murray Road Board | 1924-25 |
| Lockhart | S. | Dwellingup | Chevrolet | MY ● 95 | Murray Road Board | 1925-26 |
| Lockhart | S. | Dwellingup | Chevrolet | MY ● 95 | Murray Road Board | 1926-27 |
| Lockhart | V. | 108 Seventh Avenue, Maylands | Citroen | 6469 | Metro Private Car | 1926-27 |
| Lockhart | V. | 108 Seventh Avenue, Maylands | Citroen | 6469 | Metro Private Car | 1927-28 |
| Lockton | J. | Gabbin | Ford | MM 13 | Mount Marshall Road Board | 1924-25 |
| Lockton | J. | - | Ford | NA ● 93 | Nungarin Road Board | 1924-25 |
| Lockton | J. | Nungarin | Ford | NA ● 93 | Nungarin Road Board | 1927-28 |
| Lockton | J. | Nungarin | Ford Truck | NA ● 155 | Nungarin Road Board | 1927-28 |
| Lockton | John | Lake Brown | Ford | MM ● 77 | Mount Marshall Road Board | 1926-27 |
| Lockwood | G. | 9 Chester Road, Claremont | Austin | 8058 | Metro Private Car | 1927-28 |
| Lockwood | L. | Stirling Road | Ford | C 65 | Claremont Municipality | 1915 |
| Lockwood | L. | Stirling Road | Ford | C 65 | Claremont Municipality | 1916 |
| Lockwood | L. | Chester Road, Claremont | Car | C ● 65 | Claremont Municipality | 1917-18 |
| Lockwood | L. | Chester Road, Claremont | - | C 65 | Claremont Municipality | 1919 |
| Lockwood | L. | Chester, Road Claremont | - | C 88 | Claremont Municipality | 1919 |
| Lockwood | L. | 9 Chester Road, Claremont | Buick | 9411 | Metro Private Car | 1926-27 |
| Lockwood | L. | 9 Chester Road, Claremont | Buick | 9411 | Metro Private Car | 1927-28 |
| Lockwood | R. | 129 Fitzgerald Street | Peugeot 3½ H.P. Motorcycle | P 1119 | Perth Municipality | 1919 |
| Lockwood | W. T. | Cape Street, Osborne Park | Ford Truck | P ● 160 | Perth Road Board | 1927-28 |
| Lockwood & Maskell | - | Yinnietharra Station | Ford | GU ● 23 | Upper Gascoyne Road Board | 1925-26 |
| Lockyer | A. E. | Northam | Overland | N ● 121 | Northam Road Board | 1925-26 |
| Lockyer | C. A. | Fitzgerald Street | Indian Motorcycle | N 45 | Northam Municipality | 1922-23 |
| Lockyer | C. A. | Fitzgerald Street | Morris-Cowley | N 47 | Northam Municipality | 1925-26 |
| Lockyer | C. A. | Fitzgerald Street | Morris-Crowley | N 47 | Northam Municipality | 1926-27 |
| Lockyer | C. A. | Fitzgerald Street | Morris Cowley | N 47 | Northam Municipality | 1927-28 |
| Lockyer | E. S. | - | Oakland | N ● 140 | Northam Road Board | 1927-28 |
| Lockyer | E. T. | Northam | Oakland | N ● 140 | Northam Road Board | 1925-26 |
| Lodge | A. B. | - | Ford 20 H.P. | Y ● 14 | York Road Board | 1919 |
| Lodge | A. B. | - | Ford 20 H.P. | Y ● 14 | York Road Board | 1922-23 |
| Lodge | A. B. | - | Ford | Y ● 14 | York Road Board | 1923-24 |
| Lodge | A. B. | Marley | Ford | Y ● 14 | York Road Board | 1924-25 |
| Lodge | A. B. | Marley | Ford | Y ● 14 | York Road Board | 1925-26 |
| Lodge | A. B. | Marley | Maxwell | Y ● 14 | York Road Board | 1925-26 |
| Lodge | A. B. | York | Maxwell | Y ● 14 | York Road Board | 1926-27 |
| Lodge | A. B. | Marley | Maxwell | Y ● 14 | York Road Board | 1927-28 |
