| Cornwall | T. J. | Beaufort via Wagin | Overland 30 H.P. | W ● 5 | Wagin Road Board | 1919 |
| Cornwall | T. J. | Wagin | Studebaker | W ● 5 | Wagin Road Board | 1923-24 |
| Cornwall | T. J. | Ballaying | Studebaker | W ● 5 | Wagin Road Board | 1925-26 |
| Cornwall | T. J. | Wagin | Studebaker | W ● 5 | Wagin Road Board | 1927-28 |
| Cornwall | W. G. | 97 Bruce Street. Nedlands | Essex | 12944 | Metro Private Car | 1927-28 |
| Cornwall Bros | - | Narrogin | Rugby | NO ● 104 | Narrogin Road Board | 1927-28 |
| Cornwall Bros | - | Narrogin | Chevrolet Truck | NO ● 111 | Narrogin Road Board | 1927-28 |
| Cornwell | H. | Leake Street, Cottesloe | Ford | 6125 | Metro Private Car | 1924-25 |
| Cornwell | H. | Leake Street, Cottesloe | Rugby | 6125 | Metro Private Car | 1925-26 |
| Cornwell | T. J. | Wagin | Studebaker 30 H.P. | W ● 5 | Wagin Road Board | 1922-23 |
| Cornwell | T. J. | Wagin | Studebaker | W ● 5 | Wagin Road Board | 1926-27 |
| Cornwell Bros | - | Narrogin | Rugby | NO ● 105 | Narrogin Road Board | 1926-27 |
| Cornwell Bros | - | Narrogin | Chevrolet Truck | NO ● 111 | Narrogin Road Board | 1926-27 |
| Coronell | J. | 222 Pier Street, Perth | Overland | 2523 | Metro Private Car | 1925-26 |
| Corp | J. R. | 230 Stirling Street | Douglas 2¾ H.P. Motorcycle | P 742 | Perth Municipality | 1917-18 |
| Corp | J. R. | - | Cycle | P ● 25 | Perth Road Board | 1919 |
| Corr | Dr O. R. | Wyalkatchem | Ford | WM ● 35 | Wyalkatchem Road Board | 1925-26 |
| Corr | Dr O. R. | Wyalkatchem | Ford | WM ● 35 | Wyalkatchem Road Board | 1924-25 |
| Corr | Dr O. R. | Wyalkatchem | Dodge | WM ● 35 | Wyalkatchem Road Board | 1926-27 |
| Corr | Dr O. R. | Wyalkatchem | Dodge | WM ● 35 | Wyalkatchem Road Board | 1927-28 |
| Corr | Dr. O. R. | Wyalkatchem | Ford | WM ● 39 | Wyalkatchem Road Board | 1923-24 |
| Correll | Jas. | - | Dodge | BA ● 14 | Broad Arrow Road Board | 1917-18 |
| Correll | Jas. | - | Dodge | BA ● 14 | Broad Arrow Road Board | 1919 |
| Correlli | N. | 15 Park Road, Mount Lawley | Willys-Knight | 8844 | Metro Private Car | 1925-26 |
| Correlli | P. | 30 Russel Street, Fremantle | Chevrolet Wagon | 10904 | Metro Hire or Trade | 1927-28 |
| Corrigan | A. | Mandiga | Jewett | MM ● 58 | Mount Marshall Road Board | 1925-26 |
| Corrigan | A. | Mandiga | Jewett | MM ● 58 | Mount Marshall Road Board | 1926-27 |
| Corrigan | A. | Mandiga | Morris Truck | MM ● 94 | Mount Marshall Road Board | 1926-27 |
| Corrigan | A. | Mandiga | Jewett | MM ● 58 | Mount Marshall Road Board | 1927-28 |
| Corrigan | A. | Mandiga | Morris Truck | MM ● 94 | Mount Marshall Road Board | 1927-28 |
| Corrigan | W. J. | - | Overland | NGN 120 | Narrogin Municipality | 1926-27 |
| Corrigin | W. J. | Narrogin | Overland | NGN 120 | Narrogin Municipality | 1927-28 |
| Corrigin Farmers Co-op | - | Corrigin | Chevrolet Truck | CR ● 301 | Corrigin Road Board | 1927-28 |
| Corrigin Farmers Co-op | - | Corrigin | Ford | CR ● 25 | Corrigin Road Board | 1927-28 |
| Corrigin Farmers Co-op | - | Corrigin | Ford Truck | CR ● 96 | Corrigin Road Board | 1927-28 |
| Corrigin Farmers Co-op | - | Corrigin | Chevrolet | CR ● 220 | Corrigin Road Board | 1927-28 |
| Corry | F. W. | Bulyee | Overland | CR ● 158 | Corrigin Road Board | 1925-26 |
| Corry | F. W. | Bulyee | Overland | CR ● 158 | Corrigin Road Board | 1926-27 |
| Corry | H. K. | Albany | Ford | A 14 | Municipality of Albany | 1924-25 |
| Corry | H. K. | Albany | Ford | A 14 | Municipality of Albany | 1925-26 |
| Corry | H. K. | Albany | Ford | A 14 | Municipality of Albany | 1926-27 |
| Corry | H. K. | 20 Duncan Street, Victoria Park | Ford | 2871 | Metro Private Car | 1927-28 |
| Corry | J. H. | Kweda | Ford | CR ● 91 | Corrigin Road Board | 1927-28 |
| Corry | J. H. B | Corrigin | Rugby | CR ● 204 | Corrigin Road Board | 1926-27 |
| Corry | J. H. Jr | Bulyee | Rugby | CR ● 204 | Corrigin Road Board | 1927-28 |
| Corry | J. H. Senr | Kweda | Graham Truck | CR ● 247 | Corrigin Road Board | 1927-28 |
| Corry | J. H. Senr. | Kweda | Ford | CR ● 91 | Corrigin Road Board | 1924-25 |
| Corry | J. H. Snr. | Kweda | Ford | CR ● 91 | Corrigin Road Board | 1925-26 |
| Corry | J. H.Jnr. | Bulyee | Ford | CR ● 123 | Corrigin Road Board | 1925-26 |
| Corry | J. W. | Bulyee | Rugby | CR ● 158 | Corrigin Road Board | 1927-28 |
