| Meldrum | J. D. | 141 Onslow Road, Subiaco | Dodge | 3435 | Metro Private Car | 1924-25 |
| Meldrum | J. Junior | Ejanding | Maxwell | D ● 71 | Dowerin Road Board | 1925-26 |
| Meldrum | M. | Anzac Terrace, Bassendean | Chrysler | 11848 | Metro Private Car | 1926-27 |
| Meldrum | T. | Kelmscott | Graham Bros | 3627 | Metro Hire or Trade | 1924-25 |
| Meldrum | T. | Kelmscott | Dodge | 3628 | Metro Hire or Trade | 1924-25 |
| Meldrum | T. | Prospect Road, Armadale | Federal | 3736 | Metro Hire or Trade | 1925-26 |
| Meldrum | T. | Armadale | Graham Bus | 10077 | Metro Hire or Trade | 1926-27 |
| Meldrum | T. | Armadale | Graham Bus | 3627 | Metro Hire or Trade | 1926-27 |
| Meldrum | T. | Armadale | Graham Bus | 3627 | Metro Hire or Trade | 1927-28 |
| Meldrum | T. | Armadale | Reo Bus | 10776 | Metro Hire or Trade | 1927-28 |
| Meldrum | Thomas | Greenbushes | Dodge | GR ● 18 | Greenbushes Road Board | 1922-23 |
| Meldrum | Thomas | Greenbushes | Dodge | GR ● 18 | Greenbushes Road Board | 1923-24 |
| Meldrum | Thos. | Kelmscott | Graham Truck | A-K ● 74 | Armadale-Kelmscott Road Board | 1924-25 |
| Meldrum Jr. | J. | Ejanding | Ford | D ● 71 | Dowerin Road Board | 1924-25 |
| Meleng | H. N. | Nungarin | Ford Truck | NA ● 133 | Nungarin Road Board | 1927-28 |
| Melenk | A. | Belka | Harley Davidson Motorcycle | BK ● 12 | Bruce Rock Road Board | 1922-23 |
| Melenk | H. P. | Coorow | Ford Truck | CA ● 133 | Carnamah Road Board | 1927-28 |
| Melenke | A. | Dumbleyung | B.S.A. 4½ H.P. Motorcycle | DU ● 15 | Dumbleyung Road Board | 1919 |
| Melldrum | J. A. | Katanning | Ford | KA ● 282 | Katanning Road Board | 1926-27 |
| Meller | J. H. | Swan Hotel, North Fremantle | Chevrolet | 9663 | Metro Private Car | 1926-27 |
| Mellerish & Son | H. | - | Federal Truck | CU ● 121 | Upper Chapman Road Board | 1927-28 |
| Mellersh | H. | - | Ford | CU ● 52 | Upper Chapman Road Board | 1924-25 |
| Mellersh | H. | - | Ford | CU ● 52 | Upper Chapman Road Board | 1925-26 |
| Mellersh | H. | - | Ford | CU ● 52 | Upper Chapman Road Board | 1926-27 |
| Mellersh | H. | - | Ford Truck | CU ● 89 | Upper Chapman Road Board | 1926-27 |
| Mellersh | H. | - | Ford Truck | CU ● 89 | Upper Chapman Road Board | 1927-28 |
| Mellersh | H. E. | - | Ford Truck | CU ● 89 | Upper Chapman Road Board | 1925-26 |
| Mellership | Mrs | Dumbleyung | Oldsmobile | DU ● 99 | Dumbleyung Road Board | 1925-26 |
| Mellership | Mrs | Dumbleyung | Oldsmobile | DU ● 99 | Dumbleyung Road Board | 1927-28 |
| Melloe | Irene | 18 Esplanade Perth | Austin | 944 | Metro Private Car | 1927-28 |
| Mellor | A. J. | A.M.P. Chambers | Buick 15 H.P. | P 752 | Perth Municipality | 1915 |
| Mellor | C. | Marine Terrace, Geraldton | Overland | GN 113 | Geraldton Municipality | 1925-26 |
| Mellor | C. | Marine Terrace, Geraldton | Overland | GN 113 | Geraldton Municipality | 1926-27 |
| Mellor | C. | Marine Terrace, Geraldton | Chevrolet | GN 113 | Geraldton Municipality | 1927-28 |
| Mellor | E. | 46 Chester Street, Fremantle | Dodge | 9744 | Metro Private Car | 1927-28 |
| Mellor | E. J. | Narrogin | Ford | NGN 30 | Narrogin Municipality | 1923-24 |
| Mellor | E. J. | Narrogin | Ford | NGN 30 | Narrogin Municipality | 1924-25 |
| Mellor | J. H. | 65 Dalgety Street, Fremantle | Chevrolet | 9663 | Metro Private Car | 1927-28 |
| Mellor | R. H. | Dally Street, Claremont | B.S.A. | 148 | Metro Motorcycle | 1922-23 |
| Mellow | E. J. | Narrogin | Ford | NGN 29 | Narrogin Municipality | 1922-23 |
| Mellowes | A. | Holyoake | Chevrolet | MY ● 101 | Murray Road Board | 1926-27 |
| Mellowes | A. | Holyoake | Chevrolet | MY ● 101 | Murray Road Board | 1927-28 |
| Mellows | A. E. | Hotham | Chevrolet | MR ● 20 | Marradong Road Board | 1925-26 |
| Mellows | A. E. | Hotham | Chevrolet | MR ● 20 | Marradong Road Board | 1926-27 |
| Mellows | E. J. | Narrogin | Dodge | NGN 30 | Narrogin Municipality | 1925-26 |
| Mellows | E. J. | 17 Woodsome Street, Mount Lawley | Studebaker | 1338 | Metro Private Car | 1926-27 |
| Mellows | E. M. | 70 Woodsome Street, Mount Lawley | Citroen | 5386 | Metro Private Car | 1927-28 |
| Meloncelli | A. | 171 Ascot Road, Victoria Park | Republic Wagon | 10521 | Metro Hire or Trade | 1926-27 |
| Meloncelli | A. | 139 Ascot Road, Victoria Park | Republic Truck | 10521 | Metro Hire or Trade | 1927-28 |
| Melos | P. | Hamel | Chevrolet Truck | DK ● 60 | Drakesbrook Road Board | 1927-28 |
