| McCullock | A. S. | State School Onslow | B.S.A. Motorcycle | AS ● 12 | Ashburton Road Board | 1922-23 |
| McCullock | D. | Adelaide Terrace, Fremantle | Overland | 1842 | Metro Private Car | 1925-26 |
| McCullock | D. | Adelaide Terrace, Fremantle | Overland | 1842 | Metro Private Car | 1926-27 |
| McCullock | H. D. | 83 Adelaide Terrace | Napier 15-20 H.P. | F 39 | Fremantle Municipal Council | 1919 |
| McCullock | J. | Busselton | Chevrolet | BN 58 | Municipality of Busselton | 1925-26 |
| McCullock | J. | Wongan Hills | Ford Truck | WB ● 169 | Wongan-Ballidu Road Board | 1926-27 |
| McCullock | W. | 19 Varden Street | Dodge | K ● 2 | Kalgoorlie Road Board | 1925-26 |
| McCullock & Neal Ltd | - | Adelaide Terrace, Fremantle | Dealers | 2997 | Metro Metro Dealers Car | 1925-26 |
| McCullock & Neal Ltd | - | Adelaide Terrace, Fremantle | Dealers | 2997 | Metro Dealers Car | 1926-27 |
| McCullock & Neil | - | Adelaide Street, Fremantle | Dealers | 20302 | Metro Dealers Car | 1927-28 |
| McCullock & Neil | - | Adelaide Street, Fremantle | Ford | 12591 | Metro Private Car | 1927-28 |
| McCullouch | W. | Victoria Street | Dodge | K ● 2 | Kalgoorlie Road Board | 1924-25 |
| McCullough | W. | 12 Venn Street, North Perth | Nash | 13737 | Metro Private Car | 1927-28 |
| McCullum | E. S. | Manjimup | Essex | WA ● 178 | Manjimup Road Board | 1927-28 |
| McCullum | G. | Trayning | Dodge | KTY ● 43 | Kununoppin-Trayning Road Board | 1927-28 |
| McCully | James | 14 Redford Street, North Perth | Maxwell | 1410 | Metro Private Car | 1927-28 |
| McCully | John | Kurrawang | Triumph 3½ H.P. Motorcycle | KMC 94 | Kalgoorlie Municipality | 1919 |
| McCutcheon | Wm. | - | Overland | BE ● 147 | Beverley Road Board | 1927-28 |
| McDallan | J. | Merredin | Ford | MD ● 250 | Merredin Road Board | 1927-28 |
| McDaniels | I. | 136 Vincent Street, Perth | Maxwell | 4934 | Metro Private Car | 1924-25 |
| McDaniels | L. | 136 Vincent Street, Perth | Maxwell | 4934 | Metro Private Car | 1925-26 |
| McDaniels | L. | 136 Vincent Street, Perth | Maxwell | 4934 | Metro Private Car | 1926-27 |
| McDaniels | L. | 136 Vincent Street, Perth | Maxwell | 4934 | Metro Private Car | 1927-28 |
| McDee | R. | Wittenoom Street, Collie | Essex | CM 29 | Collie Municipality | 1924-25 |
| McDermais | J. M. | Northam | Chevrolet | N ● 107 | Northam Road Board | 1925-26 |
| McDermett | S. | Toodyay | Ford | T ● 140 | Toodyay Road Board | 1926-27 |
| McDermont | S. | Toodyay | Ford | T ● 140 | Toodyay Road Board | 1927-28 |
| McDermot | J. M. | Northam | Chevrolet Truck | N ● 122 | Northam Road Board | 1926-27 |
| McDermott | J. | Northam | Chevrolet | N ● 107 | Northam Road Board | 1926-27 |
| McDermott | J. | Northam | Chevrolet | N ● 107 | Northam Road Board | 1927-28 |
| McDermott | J. | Cardiff | Oldsmobile | CO ● 144 | Collie Road Board | 1927-28 |
| McDermott | Mrs A. | 108 Hill Street, East Perth | Buick | 72 | Metro Private Car | 1923-24 |
| McDiarmid | G. L. | 51 Claremont Crescent, Claremont | Chevrolet | 4499 | Metro Private Car | 1925-26 |
| McDiarmid | G. L. | 51 ClaremontCrescent, Claremont | Chevrolet | 4499 | Metro Private Car | 1926-27 |
| McDiarmid | G. L. | 51 Claremont Crescent, Claremont | Chevrolet | 4499 | Metro Private Car | 1927-28 |
| McDonald | - | Boulder | B.S.A. 4 H.P. Motorcycle | BMC 21 | Boulder Municipality | 1915 |
| McDonald | - | Salisbury Avenue, South Perth | Republic Wagon | 3527 | Metro Private Car | 1924-25 |
| McDonald | A. | Boulder | Studebaker 16-20 H.P. | B 11 | Boulder Municipality | 1915 |
| McDonald | A. | Boulder | B.S.A. 4 H.P. | BMC 21 | Boulder Municipality | 1916 |
| McDonald | A. | 25 McCourt Street, Leederville | Car | S 65 | Subiaco Municipality | 1916 |
| McDonald | A. | Boulder | B.S.A. 4 H.P. Motorcycle | BMC 21 | Boulder Municipality | 1917-18 |
| McDonald | A. | Toodyay | Buick | T ● 51 | Toodyay Road Board | 1923-24 |
| McDonald | A. | Bendering | Buick | CR ● 83 | Corrigin Road Board | 1925-26 |
| McDonald | A. | Mertondale | Studebaker | LM ● 40 | Leonora-Malcolm Road Board | 1925-26 |
| McDonald | A. | York | Dodge | Y ● 130 | York Road Board | 1925-26 |
| McDonald | A. | Bendering | Buick | CR ● 83 | Corrigin Road Board | 1926-27 |
| McDonald | A. | York | Dodge | Y ● 130 | York Road Board | 1926-27 |
| McDonald | A. | Mertondale | Studebaker | LM ● 40 | Leonora-Malcolm Road Board | 1926-27 |
| McDonald | A. | York | Essex | Y ● 130 | York Road Board | 1927-28 |
| McDonald | A. F. | Corrigin | International Truck | CR ● 314 | Corrigin Road Board | 1927-28 |