| Park | I. L. | Kojonup Loc. 3391-2, Kojonup | LP5 | 1962 |
| Park | J. E. & L. E. | Curara, Mullewa | 3LT and 27B, 21E | 1962 |
| Park | J. S. | Woodlands, Donnybrook | 4SP | 1924 |
| Park | Leslie | Grass Patch Farm, Warriedar | LP8 | 1924 |
| Park | P. Frances | Trenton, Day Dawn | 0PP | 1912 |
| Park | P. Francis | Trenton, Day Dawn | 0PP | 1924 |
| Park | Sarah E. | Gidney Parrock, Naraling and Upper Chapman | Z8P | 1924 |
| Park & Hunt | D. & E. R. | Cloverdale, Cowaramuo | 2PH and 11B, 31A | 1962 |
| Park & Son | A. G. S. | Airlie Farm, Kojonup | S0P and 13B, 28A | 1962 |
| Park and Prue | W. H. & W. W. | Dry Well, via Quairading | P9U | 1924 |
| Park Bros. | - | Curara, Mullewa | H5W and 48B, 103E | 1962 |
| Parke | G. | Woodlands, Donnybrook | 4SP | 1962 |
| Parke | J. S. | Woodlands, Donnybrook | 4SP | 1912 |
| Parker | A. E. | Lake Hinde, Wongan Hills | PU4 | 1924 |
| Parker | A. G. & V. M. | M. 2009, Miling | AP8 and 37B, 36A | 1962 |
| Parker | A. J. & S. | Mirradong, Piawaning | A8P and 37B, 36A | 1962 |
| Parker | Abraham W. | Townsite, Dongarra | W2P | 1924 |
| Parker | C. B. | Hazeldene, Quairading | 7CP and 44D, 28E | 1962 |
| Parker | C. B. | Walelaminning, Wickepin | CP1 and 103B, 27A | 1962 |
| Parker | C. Lilian | Dangin Park Estate, Dangin | 5PD | 1924 |
| Parker | Chas. | 19 Mile Farm, Narrogin East | 7PQ | 1924 |
| Parker | D. B. | Langley, Boyup Brook | 6FE and 55F, 9D | 1962 |
| Parker | D. E. | 6243, 7601, Gnowangerup | T4D and 46B, 104E | 1962 |
| Parker | D. H. | Sand View, Quairading | D6P | 1924 |
| Parker | D. P. | Nangley, North Blackwood | 6FE | 1928 |
| Parker | Ed | Northbourne, via York | 3EP | 1912 |
| Parker | Ed. | Northbourne, via York | 3EP | 1924 |
| Parker | Edward | Hill & Dale, Roleystone, via Armadale | PU2 | 1924 |
| Parker | Edward G. | Boonmuli, York | GP4 | 1912 |
| Parker | Edward G. | Boonmull, York | GP4 | 1924 |
| Parker | F. | Avon Valley Farm, South-East Broome Hill | 5PF | 1924 |
| Parker | Frederick John | Roe Loc. 36, Newdegate | 4QP | 1925 |
| Parker | G. H. | Williams Junction, Hoffman Mill | PH8 | 1912 |
| Parker | G. H. | Williams Junction, Hoffman Mill | PH8 | 1924 |
| Parker | G. S. | Cold Harbour, York | 2PX | 1924 |
| Parker | Geo. | Chininup Farm, Tenterden | P4V | 1924 |
| Parker | Geo. W. | Oak Valley, Pingelly | G8P | 1912 |
| Parker | Geo. W. | Oak Valley, Pingelly | G8P | 1924 |
| Parker | H. | Shipley, Bedfordale. Hillbrook, Serpentine | 7CP | 1912 |
| Parker | H. | Shipley, Hillbrook, Bedfordale, Serpentine | 7CP | 1924 |
| Parker | H. A. | Yilgarn Locs. 552-4-7, 860, 561-2, Southern Cross | 8PA and 40B, 116A | 1962 |
| Parker | H. H. | Lots 14, 15, 21, 12, & 67, Nugadong | P8N | 1912 |
| Parker | H. H. | Lots 14,15, 21, 12 and 67, Nugadong | P8N | 1924 |
| Parker | H. J. A. | Hamelin Cottage, Toodyay | 9AP | 1912 |
| Parker | H. J. A. | Hamelin Cottage, Toodyay | 9AP | 1924 |
| Parker | H. P. | Salt Spring, Pingelly West | P7V | 1924 |
| Parker | H. W. | Willy Wally, Roebourne | 4HP | 1912 |
| Parker | H. W. | Willy Wally, Roebourne | 4HP | 1924 |
| Parker | Henry | Randalls, Kurrawang | OP7 | 1924 |
| Parker | I. H. & L. M. | Mortlock, Grass Valley | PH0 and 71B, 28A | 1962 |
