| Atkinson | Agnes | Railway Street, West, Cottesloe | 2RA | 1912 |
| Atkinson | Agnes | Railway St west, Cottestoe | 2RA | 1924 |
| Atkinson | Albert J. | Dangin | AA0 | 1928 |
| Atkinson | E. | C.P. 48/3064, Southern Brook | EA5 | 1912 |
| Atkinson | E. | C. P. 48/3064, Southern Brook | EA5 | 1924 |
| Atkinson | E. A. R. | Hill View, Mooliabeenie | M3A and 33B, 12E | 1962 |
| Atkinson | E. J. | Bindoon, Mooliabeenee | E1A | 1912 |
| Atkinson | E. J. | Bindoon, Mooliabeenee | E1A | 1924 |
| Atkinson | E. J. | Swan Loc. 1372, Molliabeenie | E1A | 1962 |
| Atkinson | Frank | Avon Loc 18226, Wongan Hills | QA8 | 1924 |
| Atkinson | G. D. | 10206, Mt. Many Peaks via Albany | 4GA and 30B, 38A | 1962 |
| Atkinson | G. R. & A. | Block 416, Denmark | U6A | 1924 |
| Atkinson | Geo. | Commonage, Carnarvon | GA7 | 1912 |
| Atkinson | George | Commonage, Carnarvon | GA7 | 1924 |
| Atkinson | H. C. | Evermore, Byford | 1AH | 1962 |
| Atkinson | Harold Benjamin | Redhill, Marradong | 9QO | 1925 |
| Atkinson | J. V. | Lindridge, Albany | YM9 | 1962 |
| Atkinson | J. W. | 19946, Merredin | 5JA and 30B, 102A | 1962 |
| Atkinson | John | Oakabella, Railway Station, Geraldton | 0KA | 1924 |
| Atkinson | John H. | Bramley, Yallingup | 9YA | 1924 |
| Atkinson | John jun. | Mount Jackson, Southern Cross | J7A | 1924 |
| Atkinson | John, jun. | Mt. Jackson, Southern Cross | J7A | 1912 |
| Atkinson | Jos. W. | No. 257/41a, Lennonville | 8JA | 1912 |
| Atkinson | Jos. W. | No. 257/41A, Lennonville | 8JA | 1924 |
| Atkinson | K. | Swan 1372, Bindoon | KA0 and 47B, 112E | 1962 |
| Atkinson | L. | Homebush, Hyden | A7T and 12B, 117A | 1962 |
| Atkinson | L. J. | Springfield, Bindoon | 1LA and 41B, 35A | 1962 |
| Atkinson | M. | Glen Retreat, Mooliabeenee | M3A | 1912 |
| Atkinson | M. | Glen Retreat, Mooliabeenee | M3A | 1924 |
| Atkinson | R. A. | Commonage, Mogumber | 3RA | 1912 |
| Atkinson | R. A. | Commonage, Mogumber | 3RA | 1924 |
| Atkinson | Robert W. G. | H. F. 3520, Denmark | 7AU | 1924 |
| Atkinson | S. S. | One Moon, Merredin | 7SA and 11D, 111E | 1962 |
| Atkinson | S. W. | Vic. 10208, Encabba, via Three Springs | S1A and 44C, 115E | 1962 |
| Atkinson | W. | Rockcliffe, Northam | WA7 and 44D, 104E | 1962 |
| Atkinson | W. J. | Red Main, Totadjin, via Merredin | KA6 | 1924 |
| Atkinson | W. J. | Southern Brook, Southern Brook | W9A and 80D, 39E | 1962 |
| Atkinson | W. J. & R. M. | 1095, Frankland | WR7 and 80D, 39E | 1962 |
| Atkinson & Co. | H. L. | 1895, 4273, 7705, Dalwallinu | HA9 and 44B, 109A | 1962 |
| Atkinson & Harris | - | Avon Loc. 16135, Bendering | QH1 | 1924 |
| Atkinson & Joseph | - | Fernliegh, Upper Chapman | 3AG | 1924 |
| Atkinson & Witte | - | Commonage, Carnarvon | 1WA | 1912 |
| Atkinson and Witte | - | Commonage, Carnarvon | 1WA | 1924 |
| Atkinson Bros. | - | Tynedale, Ajana | 2LH and 33C, 13A | 1962 |
| Atkinson Bros. | - | M1601, M1701, Winchester | AB2 and 49B, 39E | 1962 |
| Atkius | A. J. | Gabatha, via Walebing | 2AQ | 1924 |
| Atteuborough | Thos. S. | Cookernup | T4A | 1924 |
| Attwell | A. R. | 1069, 3131, 1896, Cuthbert, via Albany | 6RA and 115B, 71A | 1962 |
| Attwell | R. P. | Plant. 6620, Hay 590, Cuthbert, via Albany | R4A and 7C, 41A | 1962 |
| Attwell | S. | 525, Cuthbert, via Albany | SC1 and 49C, 114E | 1962 |
