| Toal | A. | Lithographer | Perth | 1886 | WA Almanack |
| Toal | A. | Lithographer | Perth | 1887 | WA Almanack |
| Tobias | E. | (Private Residence) | Lindsay Street, Coolgardie | 1897 | Witton's Directory |
| Tobias | T. H. | (Private Residence) | Lindsay Street, Coolgardie | 1897 | Witton's Directory |
| Tobias Bros | | Wine & Spirit Merchants | Lindsay Street, Coolgardie | 1897 | Witton's Directory |
| Tobias Bros | | Hardware & General Merchants | Moran Street, Coolgardie | 1897 | Witton's Directory |
| Tobias Bros | | Hardware & General Merchants | Sylvester Street, Coolgardie | 1897 | Witton's Directory |
| Tobin | Mrs. | | "Illawarra House" Goderich Street, Perth | 1897 | Witton's Directory |
| Tobin | Thomas | | Northam | 1897 | Witton's Directory |
| Tobin | Thos Henry | | Howick Street, Perth | 1897 | Witton's Directory |
| Tocher | A. W. | Grocer | Toorak (suburb), Coolgardie | 1897 | Witton's Directory |
| Todd | - | Todd & Skeet Painters & Decorators | Perth | 1884 | Herald Almanack |
| Todd | A. | | Brisbane Street, Perth | 1897 | Witton's Directory |
| Todd | A. | | Lamb Street, Perth | 1897 | Witton's Directory |
| Todd | B. | | Barrack Street, Perth | 1897 | Witton's Directory |
| Todd | J. | Shoemaker | Busselton & Sussex District | 1869 | WA Almanack |
| Todd | J. | Shoemaker | Busselton | 1876 | WA Almanack |
| Todd | J. | Shoemaker (Quindalup) | Wellington District (Blackwood Road) | 1879 | WA Almanack |
| Todd | J. | Shoemaker | Wellington (Blackwood Road) (Qindalup) | 1880 | WA Almanack |
| Todd | J. | Shoemaker | Wellington District (Blackwood River) (Quindalup) | 1881 | WA Almanack |
| Todd | J. | Boot & Shoemaker | Quindalup & Near Quindalup (Old Quindalup Station) | 1885 | Herald Almanack |
| Todd | J. | Shoemaker | Sussex (Busselton) | 1886 | WA Almanack |
| Todd | J. | | Hutt Street, Perth | 1897 | Witton's Directory |
| Todd | J. T. | | Quindalup | 1897 | Witton's Directory |
| Todd | John | Shoemaker | Busselton (Quindalup & Dunsborough) | 1888 | WA Almanack |
| Todd | John | Shoemaker | Busselton, Etc. (Quindalup & Dunsbro.) | 1889 | WA Almanack |
| Todd | John | Shoemaker | Quindalup | 1897 | Witton's Directory |
| Todd | S. | | Quindalup | 1897 | Witton's Directory |
| Todd & Skeet | - | Painters & Decorators & Co. | Perth | 1884 | Herald Almanack |
| Todd &c. (Todd & Skeet) | - | Painters, Decorators | Perth | 1885 | Herald Almanack |
| Toe | H. D. | | Lamb Street, Perth | 1897 | Witton's Directory |
| Tofield | W. | Contractor | Forrest Street, Coolgardie | 1897 | Witton's Directory |
| Tofield | Wm. | Builder | Toorak (suburb), Coolgardie | 1897 | Witton's Directory |
| Toimmey | F. | Farmer | York | 1873 | Herald Almanack |
| Toimney | F. | Farmer | York | 1874 | WA Almanack |
| Tolding | W. | Dairyman | Duke Street, Perth | 1897 | Witton's Directory |
| Tolhurst | H. | | Grant Street, Perth | 1897 | Witton's Directory |
| Toll | - | Captain Officer P. & O. Co. | Albany | 1866 | WA Almanack |
| Toll | Captain | OfficerP. & O. Co. | Albany | 1868 | WA Almanack |
| Toll | Captain | Officer P. & O. Co. | Albany | 1869 | WA Almanack |
| Toll | Captain H.K. | Officer P. & O. Co. | Albany | 1870 | WA Almanack |
| Toll | Captian | Officer P. & O. Co. | Albany | 1865 | WA Almanack |
| Toll | H. K. | P.O. Co. | Albany | 1873 | Herald Almanack |
| Toll | H. K. | (P. & O. Co.) | Albany | 1874 | WA Almanack |
| Toll | H. K. | P. & O. Co. | Albany | 1875 | Herald Almanack |
| Toll | H. K. | (P.& O. Co.) | Albany | 1876 | Herald Almanack |
| Toll | H. K. | Sheep Farmer | Albany | 1884 | WA Almanack |
| Toll | H. K. | Breaksea Id. Lightkeeper | Albany | 1887 | WA Almanack |
| Toll | H. K. | Farmer | Albany | 1888 | WA Almanack |
| Toll | H. K. | Farmer | Albany | 1889 | WA Almanack |
