| Larsen | Wm. | Kilkenny, Via Kojonup | 6WL | 1924 |
| Larson | Gus. | Nullagine | S0N | 1912 |
| Larson | Gus. | Nullagine | S0N | 1924 |
| Larson | J. L. | Croesus Farm, Kalgoorlie | 6LR | 1912 |
| Larson | J. L. | Croesus Farm, Kalgoorlie | 6LR | 1924 |
| Larsson | R. J. | Wellington Loc. 41 Lot 285, South Bunbury | J2C | 1962 |
| Larter | Walter A. | Location 11299 Nyabing | U3L | 1924 |
| Larter & Sons | W. A. | Kojonup 6703, Nyabing | U3L and 6D, 50E | 1962 |
| Larwood | A. A. W. | 3019, 922, Busselton | L2R | 1962 |
| Larwood | Ann Francis R. | Moore River | JL2 | 1924 |
| Larwood | E. V. | Whitworth, Kalgup, via Busselton | 3VL | 1962 |
| Larwood | Edw. Jas. | Roy Hill, Port Hedland, Spring Hill, Moore river | 1UG | 1924 |
| Larwood | H. W. | 10628, 9563-2, 11048, 9563, Pemberton | WL2 | 1962 |
| Larwood | J. | Mauri Glen, Helena Valley | 5MH and 34D, 28E | 1962 |
| Larwood | Jas. | Moore River, Moore River | JL2 | 1912 |
| Larwood | L. W. J. | Spring Hill, Moore River, via Gingin | JL2 and 13C, 40E | 1962 |
| Larwood | R. D. | Onkaparinga, Cranbrook | L5A and 49D, 110E | 1962 |
| Laslett | Arthur Edward | The Patch, Bullfinch | A4L | 1926 |
| Lassy | Mrs A. A. | Lasile Park, Botherling, Via Goomalling | LY6 | 1924 |
| Last | D. & L. | Edmundsbury, Merredin | B6L and 16B, 104A | 1962 |
| Last | J. | 15534, 25608, Yelbeni | 4JL and 114A, 32C | 1962 |
| Last | M. W. | Inglewood Farm, Nukarni | A6L and 111E, 22D | 1962 |
| Last | P. N. & J. | Aylesbury, Merredin | 9JL and 16C, 102A | 1962 |
| Last Bros. | - | Edmundsbury, Totadgin | B6L | 1924 |
| Latch | C. J. | Locs. 1935-6, Karridale | 5SS | 1962 |
| Latch | Thomas Henry | Lot 98, Korijekup Estate, Harvey | 1TL | 1926 |
| Latham | A. | Loc. 412, Carnarvon | L2A | 1962 |
| Latham | A. W. | Sussex Farm, Narembeen | AL6 and 115A, 9B | 1962 |
| Latham | Charles | Hythe Farm, East Kumminin | 4XL | 1924 |
| Latham | E. | Victoria Loc. 10456, Dongara | FL1 and 3B, 118E | 1962 |
| Latham | Francis A. | Teamster, Coorow | FL1 | 1912 |
| Latham | Francis A. | Coorow (Teamster) | Fl1 | 1924 |
| Latham | G. | Callatharra, Carnarvon | 5DL and 18B, 105E | 1962 |
| Latham | G. (Mrs) | Woodlands, Eradu | 5FJ and 38C, 14A | 1962 |
| Latham | G. C. | Broadacres, Narembeen | G5L and 71B, 67A | 1962 |
| Latham | G. L. | Hythe Farm, Narembeen | 4XL and 31D, 53F | 1962 |
| Latham | Mary | Glenhurst, Coorow | 4DY | 1928 |
| Latham | S, P. & H. A. | Farm 2748, 2762, Dalwallinu | 5PL | 1924 |
| Latham Bros. | - | Locs. 2748-9, Ballidu | 5PL and 6C, 30E | 1962 |
| Lathwell | Arthur | Swanwick, Cranbrook | A0L | 1926 |
| Lathwell | R. L. | Ronola, Cranbrook | A0L and 7B, 29E | 1962 |
| Latter | G. F. | Block 515 Denmark | D9L | 1912 |
| Latter | G. F. | Block 515, Denmark | D9L | 1924 |
| Lattorff | Henry A. | East Brook, East Beverley | N8L | 1924 |
| Latts | James David | Victoria Location 7367, Tenindewa | YO5 | 1924 |
| Lauchlan | Robt. | Block 3601, Tweed Road, Bridgetown | 4RL | 1924 |
| lauder | A. | Reyograrde, Yetna | V8L | 1924 |
| Laurance Bros. | - | Yerapin and Doodlakine | 8LB | 1924 |
| Laurence | H. N. | Vambuna, Yuba No. 2, Via Northampton | 8NL | 1924 |
| Laurence | S. J. | Rock Vale Jennapullen via Northam | 2SJ | 1912 |
