| Whittome | E. | Bellevue, Yorkrakine | 8EW | 1912 |
| Whittome | E. | Bellevue, Yorkrakine | 8EW | 1924 |
| Whitwell | B. H. & J. M. | Avon Locs. 19253, 26787, 10838-9, 11179, 12417, 13885, 20361, 24334, Doodlakine | B3W and 23B, 109A | 1962 |
| Whitwell | C. H. & O. M. | Craigorm, Doodlakine | C6W and 38C, 19A | 1962 |
| Whitwell | D. P. & P. J. | Holmbush, Kellerberrin | 0WZ and 115D, 43E | 1962 |
| Whowell | George R. | Bradshaw, Nyabing | 07W | 1924 |
| Whowell | John. | Bradshaw, Nyabing | W9X | 1924 |
| Whurr | E. A. & B. F. | Locs. 847, 964, Newdegate | BW2 and 41D, 46E | 1962 |
| Whurr | W. H. | Roe Loc. 477, 481, 479, Newdegate | WW4 and 39D, 112E | 1962 |
| Whurr Bros. | Walter H., Edward A., Basil F. | Oaklands, Newdegated | WB2 | 1927 |
| Whyatt | D. A. | Wyeena, Gnowangerup | D3W and 29B, 7E | 1962 |
| Whyatt | Ellen | Clear Hills, East Broomehill | 2WE | 1912 |
| Whyatt | Ellen. | Clear Hills, East Broome Hill | 2WE | 1924 |
| Whyatt | G. J. C. | Cleveland, Kojonup | 0WY and 50C, 38E | 1962 |
| Whyatt | J. F. | Minilla, Gnowangerup | 5JW and 57F, 71D | 1962 |
| Whyatt | O. E. & F. V. | Kooringa, Gnowangerup | OW2 and 46C, 104E | 1962 |
| Whyatt | R. G. | Palomar, Gnowangerup | 4CW and 28B, 18A | 1962 |
| Whybrow | R. J. | Ashgrove, Cuballing | RJ1 and 12D, 35E | 1962 |
| Whyte | A. J. H. | 2144, Pithara | AZ0 and 3B, 106A | 1962 |
| Whyte | Alex. | Chandling, Bolgart | W3Y | 1924 |
| Whyte | Alex. | Avon Loc 19746, Bendering | W6Z | 1924 |
| Whyte | D. | Logie Farm, Ballidu | DX2 and 20D, 15E | 1962 |
| Whyte | D. C. & J. R. | 1514-5, Ballidu | D0W and 43C, 109E | 1962 |
| Whyte | David Thos. | Logie Farm, Ballidu | DX2 | 1924 |
| Whyte | J. | W.S.L.S. A.643, Wickepin | 3VQ and 34D, 49E | 1962 |
| Whyte | J. | Springvale, Bendering | G1W and 19B, 34A | 1962 |
| Whyte | J. M. | Yamba, Keysbrook | 1WD and 17D, 5E | 1962 |
| Whyte | John. | Avon Loc 19740, Kurrenkutten | 3VQ | 1924 |
| Whyte | K. & S. | Avon 23934, Kondinin | YT4 and 10B, 34E | 1962 |
| Whyte | L. | Plantagenet 5875, 5640, 5923, 4969, 4520, 3627, Albany | LW8 and 34C, 112A | 1962 |
| Whyte | Mrs M | Tanjaries, Toodyay | 1VQ | 1924 |
| Whyte | Quinton | Midland Junction and Fremantle | QW3 | 1924 |
| Whyte | W. | Brookton | W5W | 1924 |
| Whyte & Sons | A. | Sussex Loc. 1736, Cowaramup | D7W and 71D, 34E | 1962 |
| Whyte & Sons | A. | Rock View, Rothie-may, Marshall Farm, Muckinbuddin | WY4 and 46C, 116A | 1962 |
| Whyte Bros. | - | Kinross, Kellerberrin | WY3 | 1912 |
| Whyte Bros. | - | Kinrose, Kellerberrin | WY3 | 1924 |
| Whyte Bros. | Wm. | Brookton | W5W | 1912 |
| Wianawa Pastoral Co. | - | 42, Mundijong | 8EC and 38D, 38E | 1962 |
| Wick | Ernest F | Lot 15, Yandanooka | EY9 | 1924 |
| Wick & Son | E. F. | Wadi Gaza and Narlie, Yandanooka | EY9 and 45C, 29E | 1962 |
| Wickens | E. J. & E. R. | Victoria 5062-3-4, Balla, via Binnu | E6W and 30B, 23E | 1962 |
| Wickham | C. A. | Wonston, Yarloop | MW1 and 2C, 28A | 1962 |
| Wickham | G. H. | Kyarup, Ongerup | 7KW | 1924 |
| Wickham | G. H. T. | Kyarup, Ongerup | 7KW | 1912 |
| Wickham | Kathleen E. | Kent Loc. 290, Ongerup | 5KW | 1924 |
| Wickham | M. A. | Wonston Farm, Yarloop | MW1 | 1912 |
| Wickham | M. A. | Wonston Farm, Yarloop | MW1 | 1924 |
| Wickham | W. B. | 2173-4, 2822-3, Witchcliffe | 9WU | 1962 |
| Wickham & Main | - | Kyarup, Borden | 7KW and 7C, 5A | 1962 |
