| Armstrong & McGlew | - | Machinists | Murray Street, Perth | 1873 | Herald Almanack |
| Armstrong & McGlew | - | Blacksmiths | Perth | 1873 | WA Almanack |
| Armstrong & McGlew | - | Machinists | Perth | 1874 | Herald Almanack |
| Armstrong & McGlew | - | Blacksmiths | Perth | 1874 | WA Almanack |
| Armstrong & McGlew | - | Mchnsts. | Perth | 1875 | WA Almanack |
| Armstrong & McGlew | - | Blacksmiths | Perth | 1876 | WA Almanack |
| Armstrong & McGlew | - | Machinists | Perth | 1877 | Herald Almanack |
| Armstrong's Cycle Agency | | | Hannan Street, Kalgoorlie | 1897 | Witton's Directory |
| Armstrong's Cycle Depot, F. Elliott, manager | | | Bayley Street, Coolgardie | 1897 | Witton's Directory |
| Arnnshaw | W. T. | Farmer | Newcastle | 1897 | Witton's Directory |
| Arnold | A. | | Fitzgerald Street, Perth | 1897 | Witton's Directory |
| Arnold | C. | Wheelwright | Hay Street, Perth | 1873 | Herald Almanack |
| Arnold | C. | Wheelwright | Perth | 1873 | WA Almanack |
| Arnold | C. | Wheelwright | Perth | 1874 | Herald Almanack |
| Arnold | C. | Wheelwright | Perth | 1874 | WA Almanack |
| Arnold | C. | Wheelwright | Perth | 1875 | Herald Almanack |
| Arnold | C. | Wheelwright | Perth | 1875 | WA Almanack |
| Arnold | C. | Wheelwright | Perth | 1876 | Herald Almanack |
| Arnold | C. | Wheelwright | Perth | 1876 | WA Almanack |
| Arnold | C. | Wheelwright | Perth | 1877 | Herald Almanack |
| Arnold | C. | Wheelwright | Perth | 1877 | WA Almanack |
| Arnold | C. | Wheelwright | Perth | 1878 | Herald Almanack |
| Arnold | C. | Wheelwright | Perth | 1879 | Herald Almanack |
| Arnold | C. | Wheelwright | Perth | 1879 | WA Almanack |
| Arnold | C. | Wheelwright | Perth | 1880 | Herald Almanack |
| Arnold | C. | Wheelwright | Perth | 1880 | WA Almanack |
| Arnold | C. | Wheelwright. | Perth | 1881 | Herald Almanack |
| Arnold | C. | Wheelwright | Perth | 1881 | WA Almanack |
| Arnold | C. | Wheelwright | Perth | 1882 | Herald Almanack |
| Arnold | C. | Wheelwright | Perth | 1882 | WA Almanack |
| Arnold | C. | Wheelwright | Perth | 1883 | Herald Almanack |
| Arnold | C. | Wheelwright | Perth | 1884 | Herald Almanack |
| Arnold | C. | Wheelwright | Perth | 1884 | WA Almanack |
| Arnold | C. | Wheelwright | Perth | 1885 | Herald Almanack |
| Arnold | C. | Wheelwright | Perth | 1886 | WA Almanack |
| Arnold | C. | Wheelwight | Perth | 1887 | WA Almanack |
| Arnold | C. | Wheelwright | Perth | 1888 | WA Almanack |
| Arnold | C. | Wheelwright | Perth | 1889 | WA Almanack |
| Arnold | C. | | Francis Street, Perth | 1897 | Witton's Directory |
| Arnold | D. | Compositor | Perth | 1885 | Herald Almanack |
| Arnold | D. | Storekeeper | Perth | 1886 | WA Almanack |
| Arnold | D. W. | Hatter And Hosier | Perth | 1887 | WA Almanack |
| Arnold | D. W. | Shopkeeper & Compositor | Perth | 1888 | WA Almanack |
| Arnold | D. W. | Shopkeeper & Compositor | Perth | 1889 | WA Almanack |
| Arnold | G. H. | Manager Daily News Office | High Street, Fremantle | 1897 | Witton's Directory |
| Arnold | Geo. | | Packenham Street, Fremantle | 1897 | Witton's Directory |
| Arnold | H. | Store Assistant | Hay Street, Perth | 1873 | Herald Almanack |
| Arnold | H. | Store Assistant | Perth | 1873 | WA Almanack |
| Arnold | H. | Store Assistant | Perth | 1874 | Herald Almanack |
| Arnold | H. | Store Assistant | Perth | 1874 | WA Almanack |
