| Cox | C. L. F. | Bruce Rock | Rugby | BK ● 140 | Bruce Rock Road Board | 1926-27 |
| Cox | C. P. | - | Triumph 3½ H.P. Motorcycle | K 18 | Kalgoorlie Road Board | 1919 |
| Cox | D. J. | Throssell Street | Studebaker | CM ● 12 | Collie Municipality | 1922-23 |
| Cox | D. J. | Throssell Street, Collie | Buick | CM 7 | Collie Municipality | 1923 - 1924 |
| Cox | D. J. | Throssell Street | Studebaker | CM 12 | Collie Municipality | 1923-24 |
| Cox | D. J. | Throssell Street, Collie | Buick | CM 7 | Collie Municipality | 1924-25 |
| Cox | D. J. | Throssell Street, Collie | Buick | CM 7 | Collie Municipality | 1925-26 |
| Cox | D. J. | 140 Walcott Street, East Perth | Buick | 11007 | Metro Private Car | 1926-27 |
| Cox | D. J. | 140 Walcott Street, Mount Lawley | Buick | 11007 | Metro Private Car | 1927-28 |
| Cox | E. | Yorkrakine | Dodge | WM ● 195 | Wyalkatchem Road Board | 1926-27 |
| Cox | E. | Yorkrakine | Dodge | WM ● 194 | Wyalkatchem Road Board | 1927-28 |
| Cox | E. H. | Kojonup | Rugby | KO ● 91 | Kojonup Road Board | 1925-26 |
| Cox | E. H. | Kojonup | Rugby | KO ● 91 | Kojonup Road Board | 1926-27 |
| Cox | E. H. | Kojonup | Rugby | KO ● 91 | Kojonup Road Board | 1927-28 |
| Cox | E. J. N. | 10 Merton Street, Victoria Park | Ford | 8280 | Metro Private Car | 1926-27 |
| Cox | E. N. J | 10 Merton Street, Victoria Park | Ford | 8280 | Metro Private Car | 1927-28 |
| Cox | Edmund M. | 48 Russell Street, Fremantle | Rugby | 12573 | Metro Private Car | 1927-28 |
| Cox | F. | - | Motorcycle | KMC 15 | Kalgoorlie Municipality | 1915 |
| Cox | F. | Cross St. | Motorcycle | S 111 | Subiaco Municipality | 1917-18 |
| Cox | F. | Cross Street | - | S 111 | Subiaco Municipality | 1919 |
| Cox | F. | Kellerberrin | Ford | KE ● 85 | Kellerberrin Road Board | 1924-25 |
| Cox | F. | Kellerberrin | Ford | KE ● 85 | Kellerberrin Road Board | 1925-26 |
| Cox | F. | Kellerberrin | Dodge | KE ● 85 | Kellerberrin Road Board | 1926-27 |
| Cox | F. W. | Kalgoorlie Municipal Council | Studebaker | KMC 100 | Kalgoorlie Municipal Council | 1922-23 |
| Cox | F. W. | Kalgoorlie Municipal Council | Studebaker | KMC ● 100 | Kalgoorlie Municipality | 1923-24 |
| Cox | F. W. | Katanning | Overland | KA ● 108 | Katanning Road Board | 1924-25 |
| Cox | F. W. | Kalgoorlie Municipal Council | Studebaker | KMC 100 | Kalgoorlie Municipality | 1924-25 |
| Cox | F. W. | Katanning | Overland | KA ● 108 | Katanning Road Board | 1925-26 |
| Cox | F. W. | Kalgoorlie Municipal Council | Studebaker | KMC 100 | Kalgoorlie Municipal Council | 1925-26 |
| Cox | F. W. | Katanning | Overland | KA ● 108 | Katanning Road Board | 1927-28 |
| Cox | Fred | 2 Cross Street, Subiaco | Overland | 7392 | Metro Private Car | 1927-28 |
| Cox | Fred William | Katanning | Ford | KA ● 103 | Katanning Road Board | 1923-24 |
| Cox | G & E | Yorkrakine | Chevrolet Truck | WM ● 241 | Wyalkatchem Road Board | 1926-27 |
| Cox | G & E. | Yorkrakine | Chevrolet Truck | WM ● 241 | Wyalkatchem Road Board | 1927-28 |
| Cox | G. S. | Bunbury | Chevrolet | BY 53 | Bunbury Municipality | 1926-27 |
| Cox | G. S. | Bunbury | Chevrolet | BY 53 | Bunbury Municipality | 1927-28 |
| Cox | George | - | Ford | CU ● 159 | Upper Chapman Road Board | 1927-28 |
| Cox | H. | Goomalling | Ford | GO ● 22 | Goomalling Road Board | 1923-24 |
| Cox | H. | Goomalling | Ford | GO ● 22 | Goomalling Road Board | 1924-25 |
| Cox | H. | 113 Mackie Street, Victoria Park | Ford | 9585 | Metro Private Car | 1926-27 |
| Cox | H. | Marine Terrace, Geraldton | Overland | GN 146 | Geraldton Municipality | 1927-28 |
| Cox | H. A. | Claremont Avenue | Motorcycle | C 75 | Claremont Municipality | 1917-18 |
| Cox | H. A. | Claremont Avenue, Claremont | Car | C ● 75 | Claremont Municipality | 1917-18 |
| Cox | H. A. | Claremont Avenue, Claremont | - | C 75 | Claremont Municipality | 1919 |
| Cox | H. E. | 38 Union Street, Subiaco | Chevrolet | 4956 | Metro Private Car | 1927-28 |
| Cox | H. V. | Forrest Street | Ford | N 4 | Northam Municipality | 1922-23 |
| Cox | H. V. | Forrest Street | Ford | N 4 | Northam Municipality | 1923-24 |
| Cox | H. V. | Forrest Street | Chevrolet | N 4 | Northam Municipality | 1924-25 |
| Cox | H. V. | Forrest Street | Chevrolet | N 4 | Northam Municipality | 1925-26 |
| Cox | H. V. | Forrest Street | Chevrolet | N 4 | Northam Municipality | 1926-27 |
