| Buegge | P. R. | 5001 Lot No. 1, Manjimup | 3BP and 116B, 6E | 1962 |
| Buegge & Sons | A. L. | Oldfields Loc. 79, 642 | B0S and 11D, 40E | 1962 |
| Buegge Bros. | - | Cootaning, Burracoppin | 7OB | 1912 |
| Buegge Bros. | - | Cootaning, Burracoppin | 7OB | 1924 |
| Bugden | A. M. & H. N. | Rockhampton, Eurella | 1VU and 40A, 21C | 1962 |
| Bugden | E. R. | Brookdale, Bridgetown | S9G | 1924 |
| Bugden | H. N. | Location 5271, Bridgetown | 5NB | 1924 |
| Buggy | J. & E. & P. | Homestead, Kellerberrin | J9E | 1912 |
| Buggy | J. & E. & P. | Homestead, Kellerberrin | J9E | 1924 |
| Buick | Charles | Oaklands, Kellerberrin | C9B | 1912 |
| Buick | Charles | Oaklands, Kellerberrin | C9B | 1924 |
| Buick | Jas. R. | No. 2 Pumping Station, Mundaring | Z6B | 1924 |
| Bukoo | - | H.L. 29T, C/o Mahomet Rasone, Laverton | 8YJ | 1924 |
| Bull | C. J. | Hutchelldale, Location 9848, South Kulin | V4J | 1924 |
| Bull | David | Toweronna, via Whim Creek | 1BU | 1912 |
| Bull | David | Toweronna Via Whim Creek | 1BU | 1924 |
| Bull | Edith J. | Studley Park, South Minnivale | B0F | 1924 |
| Bull | F.C.W. | Croydon Farm, Dowerin | B0F | 1912 |
| Bull | Fredk. Jas. | Vernon Dale, Dowerin | 9BQ | 1924 |
| Bull | G. S. | Rosadell, Gidgiegannup | SB0 and 27E, 26D | 1962 |
| Bull | Geo. | Lot 9281, Mitchelldale, South Kulin, Via Wickepin | V4B | 1924 |
| Bull | George | Lot 9281, Mitchelldale, South Kulin, Wickepin | V4B | 1912 |
| Bull & Bower | - | Royston Farm, Nannup, Upper Blackwood | 0JZ | 1912 |
| Bull & Bower | - | Royston Farm, Nannup, Upper Blackwood | 0JZ | 1924 |
| Bull & Stevens | - | Avondale, Toodyay | 7VB | 1912 |
| Bull & Stevens | - | Avondale, Toodyay | 7VB | 1924 |
| Bull Sons. & Woodman | - | Kulin, Via Wickepin | VV4 | 1924 |
| Bullara Estates Ltd. | - | Past, Lease 3136/96, C/o J. L. B. Weir, Perth | U7E | 1924 |
| Bullara Estates Ltd. | - | Bullara Station, Carnarvon | U7E and 18B, 5E | 1962 |
| Bullen | Annie | Wendouree, Denmark | AU5 | 1924 |
| Bullen | H. P. | Town Common, Norseman | 0YK | 1924 |
| Bullen | Reg. C. L. | Swan Location 1174, Sawyer's Valley | 5UN | 1924 |
| Buller | A. J. & M. M. | Boanning Downs, Darkan | B7J and 26B, 104A | 1962 |
| Buller | G. | Wamera Park, Duranillin | GB0 and 10C, 47A | 1962 |
| Buller | K. & V. | Crosshills, Bruce Rock | Y7H and 51F, 47B | 1962 |
| Buller | L. K. | Park View, Bruce Rock | 8LK and 47A, 111B | 1962 |
| Buller | R. J. & K. | Sussex 1353 Karridale, Augusta | 6KB and 37A, 108B | 1962 |
| Buller & Co. | B. A. | 16816, 21016, Bruce Rock | YM7 and 49D, 36E | 1962 |
| Bulleura Station | - | Bulleura, Derby | XN2 and 22C, 10E | 1962 |
| Bulley | Chas. Leonard | 485 Charles Street, Perth | Y6F | 1924 |
| Bullock | A. E. | Oak Ville, Cuballing West | UL5 | 1924 |
| Bullock | E. | Wickliffe, Kulin | U2B | 1924 |
| Bullock | Harry W. | Lower Warren, Big Brook | 4YB | 1924 |
| Bullock | L. F. | Koonga, Coomberdale | BX0 | 1924 |
| Bullock | L.F. | Koonga, Coomberdale | BX0 | 1912 |
| Bullock | P. L. | M 246-5, M 1289, 1674, 1750, 1255, 1551, Moora | KD3 and 118B, 48A | 1962 |
| Bullock & Sond | L. F. | Koonya, Moora | BX0 and 3C, 4D | 1962 |
| Bulloo Downs Pastrol Co. Ltd. | - | Bulloo Downs, Peak Hill | 1CU | 1924 |
| Bulloo Downs Pastrol Co. Ltd. | - | Bulloo Downs, Peak Hill | 1CU and 17C, 5E | 1962 |
| Bulloo Downs Pastrol Co. Ltd. | - | Ingarragie, Peak Hill | 7DT | 1962 |
