Mineral Field and District Codes
| District Code | MIneral Field | District | Prefix Code |
| Ahsburton | 08 | ||
| W | Broard Arrow | 24 | |
| Collie River | 12 | ||
| Coolgardie | Coolgardie | 15 | |
| S | Kunnanalling | 16 | |
| Dundas | 63 | ||
| E | East Coolgardie | East Coolgardie | 26 |
| Y | Bulong | 25 | |
| East Murchison | Lawlers | 36 | |
| J | Wiluna | 53 | |
| B | Black Range | 57 | |
| Gascoyne | 09 | ||
| Greenbushes | 01 | ||
| Kimberley | 80 | ||
| T | Mt Margaret | Mt Margaret | 38 |
| F | Mt Morgans | 39 | |
| C | Mt Malcolm | 37 | |
| Murchison | Cue | 20 | |
| D | Day Dawn | 21 | |
| M | Mt Magnet | 58 | |
| N | Meekatharra | 51 | |
| Northhampton | 66 | ||
| Z | North Coolgardie | Menzies | 29 |
| U | Ularring | 30 | |
| R | Yerilla | 31 | |
| G | Niagara | 40 | |
| X | North E. Coolgardie | Kanowna | 27 |
| K | Kurnalpi | 28 | |
| P | Peak Hill | 52 | |
| Pilbara | Marble Bar | 45 | |
| L | Nullagine | 46 | |
| Phillips River | 74 | ||
| West Kimberley | 04 | ||
| West Pilbara | 47 | ||
| Yalgoo | 59 | ||
| Yilgarn | 77 | ||
| H | Southwest | 70 | |
| OP | Warburton | 69 |