| Caley | W. | Corrigin | Essex | CR ● 108 | Corrigin Road Board | 1926-27 |
| Caley | W. | Corrigin | Essex | CR ● 108 | Corrigin Road Board | 1927-28 |
| Calhoun | Arthur | Preston Point Road | Studebaker 20 H.P. | F 62 | Fremantle Municipality | 1916 |
| Calhoun | Arthur E. | Preston Point Road | Studebaker 20 H.P. | F 62 | Fremantle Municipality | 1915 |
| Caligari & Crombie | - | - | Manjimup | WA ● 222 | Manjimup Road Board | 1927-28 |
| Callaghan | F. | 100 Parry Street, Perth | Ford | 4950 | Metro Private Car | 1924-25 |
| Callaghan | J. | Mullewa | Ford | MW ● 64 | Mullewa Road Board | 1925-26 |
| Callaghan | J. | Mullewa | Ford | MW ● 64 | Mullewa Road Board | 1926-27 |
| Callaghan | J. | Mullewa | Ford | MW ● 64 | Mullewa Road Board | 1927-28 |
| Callaghan | M. | - | Ford | CU ● 39 | Upper Chapman Road Board | 1924-25 |
| Callaghan | M. | - | Ford | CU ● 39 | Upper Chapman Road Board | 1925-26 |
| Callaghan | M. | - | Ford | CU ● 39 | Upper Chapman Road Board | 1926-27 |
| Callaghan | M. | - | Ford Truck | CU ● 109 | Upper Chapman Road Board | 1926-27 |
| Callaghan | M. | - | Ford Truck | CU ● 109 | Upper Chapman Road Board | 1927-28 |
| Callaghan | Maurice | - | Studebaker | CU ● 183 | Upper Chapman Road Board | 1927-28 |
| Callaghan | P. | 76 John Street, West Perth | Overland | 14040 | Metro Private Car | 1926-27 |
| Callaghan | P. | 76 John Street, West Perth | Overland | 14040 | Metro Private Car | 1926-27 |
| Callahan | J. | Nannup | Ford | BL ● 40 | Nannup Road Board | 1926-27 |
| Callan | Father J. | R. C. Presbytery, Fremantle | Rudge 3½ H.P. Motorcycle | F 109 | Fremantle Municipality | 1916 |
| Callan | J. | Narrogin | Ford Truck | NO ● 50 | Narrogin Road Board | 1925-26 |
| Callan | J. | Narrogin | Ford Truck | NO ● 50 | Narrogin Road Board | 1926-27 |
| Callan | J. | Narrogin | Ford Truck | NO ● 50 | Narrogin Road Board | 1927-28 |
| Callan | James | Narrogin | Overland | NO ● 74 | Narrogin Road Board | 1926-27 |
| Callan | James | Narrogin | Overland | NO ● 74 | Narrogin Road Board | 1927-28 |
| Callcott | Alfred G. | 14 Austin Street, Subiaco | Fiat | 388 | Metro Private Car | 1927-28 |
| Calles | L. R. | Boyup Brook | Ford Truck | BU ● 64 | Upper Blackwood Road Board | 1926-27 |
| Callow | J. | 26 Mandurah Road, Fremantle | Ford | 5086 | Metro Private Car | 1924-25 |
| Callow | J. | 26 Mandurah Road, Fremantle | Ford | 5086 | Metro Private Car | 1925-26 |
| Callow | J. | Bencubbin | Chevorlet Truck | MM ● 73 | Mount Marshall Road Board | 1925-26 |
| Callow | J. | Bencubbin | Chevrolet Truck | MM ● 73 | Mount Marshall Road Board | 1926-27 |
| Callow | J. | Bencubbin | Chevrolet Truck | MM ● 73 | Mount Marshall Road Board | 1927-28 |
| Callow | J. | Gabbin | Armstrong-Siddeley | MM ● 156 | Mount Marshall Road Board | 1927-28 |
| Callow | Jno. | 76 Mandurah Road, Fremantle | Essex | 1689 | Metro Private Car | 1923-24 |
| Callow | Jno. | 76 Mandurah Road, Fremantle | Ford Van | 1689 | Metro Private Car | 1924-25 |
| Calthorp Bros. | - | Cliff Street | Triumph 3½ H.P. Motorcycle | F 27 | Fremantle Municipality | 1915 |
| Calton | Dr F. W. | Boyup Brook | Gray | BU ● 54 | Upper Blackwood Road Board | 1925-26 |
| Calton | E. | Kalamunda | Ford Truck | DR ● 93 | Darling Range Road Board | 1926-27 |
| Calvert | W. F. | Grass Valley Northam | Triumph Motorcycle H.P. | IR ● 1 | Irwin Road Board | 1922-23 |
| Calvin | Harold | 11 Glenroyd Street, Mount Lawley | Dodge | 1187 | Metro Private Car | 1926-27 |
| Cambell | Dr Winifred | 311 Lord Street, Perth | Chevrolet | 613 | Metro Private Car | 1927-28 |
| Cambell | Henry | Government Gardens, Perth | Dodge | 2598 | Metro Private Car | 1923-24 |
| Cambrell | G. H. | Nembudding | Dodge | WM ● 76 | Wyalkatchem Road Board | 1924-25 |
| Cambrell | G. H. | Nembudding | Chevrolet | WM ● 76 | Wyalkatchem Road Board | 1925-26 |
| Cambridge | J. L. | Toodyay | Rubgy | T ● 81 | Toodyay Road Board | 1927-28 |
| Cambridge | P. | Kellerberrin | Ford | KE ● 181 | Kellerberrin Road Board | 1925-26 |
| Cambridge | P. | Kellerberrin | Chrysler | KE ● 268 | Kellerberrin Road Board | 1926-27 |
| Cambridge & Hodder | - | 715 Hay Street, Perth | Dodge | 2721 | Metro Private Car | 1923-24 |
| Cambridge & Hodder | - | 715 Hay Street, Perth | Austin | 5868 | Metro Private Car | 1924-25 |
| Cambridge & Hodder | - | 715 Hay Street, Perth | Austin | 5868 | Metro Private Car | 1925-26 |
| Cambridge & Hodder | - | 43 A.M.P. Buildings | Singer | 5868 | Metro Private Car | 1926-27 |
