| Lotz | Dr J. H. | Palace Court Saint George's Terrace | Fish 15 H.P. | P 880 | Perth Municipality | 1917-18 |
| Lotz | Dr. H. J. | Saint George's Terrace, Perth | Fiat | 880 | Metro Private Car | 1923-24 |
| Lotz | Dr. J. H. | Palace Court, Saint George's Terrace | Fiat 15 H.P. | P 880 | Perth Municipality | 1919 |
| Lotz | Henry J. | Cantonment Street | De Dion 10 H.P. | F 3 | Fremantle Municipality | 1915 |
| Lotz | Henry J. | Cantonment Street | Fiat 15 H.P. | F 4 | Fremantle Municipality | 1915 |
| Lotz | Henry John | Palace Court, Saint George's Terrace | Fiat 15 H.P. | P 880 | Perth Municipality | 1916 |
| Loudon | J. | Balkuling | Ford | Q ● 155 | Quairading Road Board | 1926-27 |
| Loudon | J. | Balkuling | Ford | Q ● 155 | Quairading Road Board | 1927-28 |
| Loudon | John | Balkuling | Ford | Q ● 56 | Quairading Road Board | 1923-24 |
| Loudon | John | Balkuling | Ford | Q ● 56 | Quairading Road Board | 1924-25 |
| Loudon | R. J. | Broomehill | Ford | BH ● 73 | Broomehill Road Board | 1925-26 |
| Loudon | R. J. | Broomehill | Ford | BH ● 73 | Broomehill Road Board | 1926-27 |
| Loudon | R. J. | Broomehill | Ford | BH ● 73 | Broomehill Road Board | 1927-28 |
| Louergan | T. F. | Doodenanning | Overland | Q ● 185 | Quairading Road Board | 1926-27 |
| Lough | F. R. | The Avenue, Nedlands | Overland | 2815 | Metro Private Car | 1927-28 |
| Lough | Frederick | 30 King Street, Perth | Morris Oxford | 2650 | Metro Private Car | 1927-28 |
| Loughlin | Mrs Rose | York | Ford Truck | Y 19 | York Municipality | 1924-25 |
| Loughlin | Mrs Rose | York | Ford Truck | Y 19 | York Municipality | 1926-27 |
| Loughlin | Mrs Rose | York | Ford Truck | Y 19 | York Municipality | 1927-28 |
| Loughman | M. | Mullewa | Essex | MW ● 4 | Mullewa Road Board | 1922-23 |
| Loughman | M. | Mullewa | Essex | MW ● 4 | Mullewa Road Board | 1923-24 |
| Loughnan | M. | Mullewa | Wagon | MW ● 8 | Mullewa Road Board | 1924-25 |
| Loughnan | M. | Mullewa | Graham Lorry | MW ● 8 | Mullewa Road Board | 1925-26 |
| Loughnan | M. | Mullewa | Ford Lorry | MW ● 46 | Mullewa Road Board | 1925-26 |
| Loughnan | M. | Mullewa | Dodge | MW ● 47 | Mullewa Road Board | 1925-26 |
| Loughnan | M. | Mullewa | Dodge | MW ● 59 | Mullewa Road Board | 1925-26 |
| Loughnan | M. | Mullewa | Graham Lorrry | MW ● 8 | Mullewa Road Board | 1926-27 |
| Loughnan | M. | Mullewa | Ford Lorry | MW ● 46 | Mullewa Road Board | 1926-27 |
| Loughnan | M. | Mullewa | Dodge | MW ● 47 | Mullewa Road Board | 1926-27 |
| Loughnan | M. | Mullewa | Dodge | MW ● 59 | Mullewa Road Board | 1926-27 |
| Loughnan | M. | Mullewa | Graham Lorry | MW ● 8 | Mullewa Road Board | 1927-28 |
| Loughnan | M. | Mullewa | Dodge | MW ● 40 | Mullewa Road Board | 1927-28 |
| Loughnan | M. | Mullewa | Dodge | MW ● 47 | Mullewa Road Board | 1927-28 |
| Loughnan | M. | Mullewa | Dodge | MW ● 59 | Mullewa Road Board | 1927-28 |
| Loughnan | M. | Mullewa | Ford | MW ● 71 | Mullewa Road Board | 1927-28 |
| Loughnan | M. P. | Mullewa | Ford 20 H.P. | MW ● 5 | Mullewa Road Board | 1917-18 |
| Loughnan | M. P. | Mullewa | Ford 20 H.P. | MW 5 | Mullewa Road Board | 1919 |
| Loughnan | P. F. | Wuraming | Ford | MR ● 16 | Marradong Road Board | 1924-25 |
| Loughridge | D. G. | Quelagetting | Chrysler | ME ● 338 | Meckering Road Board | 1927-28 |
| Lousdale | W. H. | Busselton | Ford Truck | BN 41 | Busselton Municipality | 1924-25 |
| Louth | L. W. | 24 Sixth Avenue, Maylands | Chevrolet | 1811 | Metro Private Car | 1927-28 |
| Love | H. | Mornington | Ford | H ● 23 | Harvey Road Board | 1922-23 |
| Love | Mathew | Coogee | Ford 20 H.P. | F ● 11 | Fremantle Road Board | 1917-18 |
| Love | Mathew | Coogee | Dodge 20 H.P. | F ● 11 | Fremantle Road Board | 1919 |
| Love | Matthew | North Lake Road, Bicton | Dodge | 1917 | Metro Private Car | 1922-23 |
| Love | Matthew | North Lake Road, Bicton | Dodge | 1917 | Metro Private Car | 1923-24 |
| Love | Matthew | North Lake Road, Bicton | Dodge | 1917 | Metro Private Car | 1924-25 |
| Love | Matthew | North Lake Road, Bicton | Dodge | 1917 | Metro Private Car | 1925-26 |
| Love | Matthew | North Lake Road, Bicton | Dodge | 1917 | Metro Private Car | 1926-27 |
| Love | Matthew | North Lake Road, Melville | Dodge | 12234 | Metro Private Car | 1927-28 |
