| McKail | Wm. | Auctioneer | Albany | 1887 | WA Almanack |
| McKail | Wm. | Mgr. Southern Brewery Co. | Albany | 1888 | WA Almanack |
| McKail & Co. | - | Merchant | Albany | 1876 | Herald Almanack |
| McKail & Co. | - | Merchants | Albany | 1876 | WA Almanack |
| McKail & Co. | - | Merchant | Albany | 1877 | Herald Almanack |
| McKail & Co. | - | Merchants | Albany | 1878 | Herald Almanack |
| McKail & Co. | - | Merchant | Albany | 1879 | Herald Almanack |
| McKail & Co. | - | Merchants | Albany | 1879 | WA Almanack |
| McKail & Co. | - | Merchant | Albany | 1880 | Herald Almanack |
| McKail & Co. | - | Merchants | Albany | 1881 | WA Almanack |
| McKail & Co. | - | Merchant | Albany | 1882 | Herald Almanack |
| McKail & Co. | - | Merchants | Albany | 1882 | WA Almanack |
| McKail & Co. | - | Merchant | Albany | 1883 | Herald Almanack |
| McKail & Co. | - | Merchant | Albany | 1884 | Herald Almanack |
| McKail & Co. | - | Merchants | Albany | 1884 | WA Almanack |
| McKail & Co. | - | Sergt. Police | Albany | 1885 | Herald Almanack |
| Mckail & Co. | - | Merchants | Albany | 1887 | WA Almanack |
| McKail & Co. | - | Mchts Agents A. S. S. Co. | Albany | 1888 | WA Almanack |
| McKail & Co. | - | Mchts. Agents A. S. S. Co. | Albany | 1889 | WA Almanack |
| Mckail & Co. | John | Consultant For Hamburg and Agent A. S. N. Co. | Albany | 1867 | WA Almanack |
| Mckail&Co. | - | Merchant | Albany | 1880 | WA Almanack |
| McKay | - | Stockowner | North-West Settlements (Maitland River) | 1869 | WA Almanack |
| McKay | - | Stockowner | North-West Settlements (Maitland river) | 1870 | WA Almanack |
| McKay | - | Stockowner | North-West Settlements (Maitland River) | 1872 | WA Almanack |
| McKay | - | - | North-West Coast - Yule | 1877 | Herald Almanack |
| McKay | - | - | North-West Coast - Yule | 1878 | Herald Almanack |
| McKay | - | - | North-West Coast (Roeburne & Cossack) | 1879 | WA Almanack |
| McKay | A | Carpenter | York | 1883 | Herald Almanack |
| McKay | A. | Carpenter | York | 1876 | Herald Almanack |
| McKay | A. | Carpenter | York | 1877 | Herald Almanack |
| McKay | A. | Carpenter | York | 1877 | WA Almanack |
| McKay | A. | Carpenter | York | 1878 | Herald Almanack |
| McKay | A. | Carpenter | York | 1879 | Herald Almanack |
| McKay | A. | Carpenter | York | 1879 | WA Almanack |
| McKay | A. | Carpenter | York | 1880 | Herald Almanack |
| McKay | A. | Carpenter | York | 1880 | WA Almanack |
| McKay | A. | Carpenter | York | 1881 | Herald Almanack |
| McKay | A. | Carpenter | York | 1881 | WA Almanack |
| McKay | A. | Carpenter | York | 1882 | Herald Almanack |
| McKay | A. | Carpenter | York | 1882 | WA Almanack |
| McKay | A. | Carpenter | York | 1884 | Herald Almanack |
| McKay | A. | Telegraph Msngr. | Fremantle | 1884 | WA Almanack |
| McKay | A. | Carpenter | York | 1887 | WA Almanack |
| McKay | A. | | Essex Street, Fremantle | 1897 | Witton's Directory |
| McKay | A. J. | | Esperance Bay | 1897 | Witton's Directory |
| McKay | A. K. | - | North-West Coast - Roebourne & Cossack | 1878 | Herald Almanack |
| McKay | A. R. | Pearler | Fortesque River | 1873 | Herald Almanack |
| McKay | A. R. | Pearler | North-West Settllements (Pearlers Without a Fixed Residence) | 1873 | WA Almanack |
| McKay | A. R. | Pearler | Pearler without a Fixed Residence | 1874 | Herald Almanack |
| McKay | A. R. | Pearler | North-West Settlement (Without Fixed Residence) | 1874 | WA Almanack |
