| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Tabba Pan | city | Western Australia | Australia | -27.40 | 126.50 | 1669 | 0 |
| Tabba Tabba | city | Western Australia | Australia | -20.67 | 118.93 | 341 | 0 |
| Tableland Cottage | city | Western Australia | Australia | -21.93 | 118.25 | 1669 | 0 |
| Talbot Brook | city | Western Australia | Australia | -32.03 | 116.68 | 994 | 149 |
| Tallanalla | city | Western Australia | Australia | -33.10 | 116.12 | 954 | 0 |
| Tamar Hills | city | Western Australia | Australia | -32.16 | 117.66 | 997 | 0 |
| Tambellup | city | Western Australia | Australia | -34.04 | 117.64 | 944 | 0 |
| Tambrey | city | Western Australia | Australia | -21.63 | 117.60 | 1062 | 0 |
| Tammin | city | Western Australia | Australia | -31.67 | 117.50 | 990 | 0 |
| Tandagin | city | Western Australia | Australia | -31.68 | 118.56 | 1164 | 149 |
| Tardie | city | Western Australia | Australia | -27.95 | 116.34 | 1223 | 0 |
| Tardun | city | Western Australia | Australia | -28.79 | 115.75 | 912 | 0 |
| Tardy | city | Western Australia | Australia | -27.95 | 116.34 | 1223 | 0 |
| Tarin Rock | city | Western Australia | Australia | -33.11 | 118.23 | 1007 | 0 |
| Tarmoola | city | Western Australia | Australia | -28.75 | 121.23 | 1669 | 0 |
| Tenindewa | city | Western Australia | Australia | -28.62 | 115.37 | 830 | 0 |
| Tennessee | city | Western Australia | Australia | -35.05 | 117.57 | 187 | 0 |
| Tenterden | city | Western Australia | Australia | -34.36 | 117.55 | 987 | 13 |
| The Plains | city | Western Australia | Australia | -33.55 | 115.70 | 252 | 542 |
| The Range | city | Western Australia | Australia | -21.98 | 116.33 | 1020 | 0 |
| Thevenard | city | Western Australia | Australia | -32.15 | 133.65 | 0 | 21 |
| Thinigo Range | city | Western Australia | Australia | -16.85 | 126.03 | 1184 | 0 |
| Three Sisters Soaks | city | Western Australia | Australia | -29.90 | 117.87 | 1669 | 0 |
| Three Springs | city | Western Australia | Australia | -29.53 | 115.76 | 830 | 0 |
| Thundulda | city | Western Australia | Australia | -32.27 | 126.00 | 242 | 0 |
| Timberfield | city | Western Australia | Australia | -30.82 | 120.17 | 1669 | 0 |
| Tincurrin | city | Western Australia | Australia | -32.98 | 117.77 | 1141 | 0 |
| Tinkurrin | city | Western Australia | Australia | -32.98 | 117.77 | 1141 | 0 |
| Tjalka Warra Community | city | Western Australia | Australia | -20.46 | 118.73 | 108 | 0 |
| Tom Price | city | Western Australia | Australia | -22.69 | 117.79 | 2509 | 0 |
| Toodyay | city | Western Australia | Australia | -31.55 | 116.47 | 830 | 153 |
| Toolbrunup | city | Western Australia | Australia | -34.02 | 117.83 | 941 | 0 |
| Toolibin | city | Western Australia | Australia | -32.95 | 117.62 | 1135 | 0 |
| Toompup | city | Western Australia | Australia | -34.02 | 118.45 | 856 | 0 |
| Torbay | city | Western Australia | Australia | -35.02 | 117.66 | 413 | 0 |
| Torbay Junction | city | Western Australia | Australia | -35.01 | 117.73 | 403 | 0 |
| Townsends | city | Western Australia | Australia | -27.23 | 117.63 | 1669 | 0 |
| Trafalgar | city | Western Australia | Australia | -30.78 | 121.52 | 1669 | 10125 |
| Trayning | city | Western Australia | Australia | -31.12 | 117.79 | 994 | 0 |
| Trayning South | city | Western Australia | Australia | -31.23 | 117.78 | 1000 | 0 |
| Traysurin | city | Western Australia | Australia | -32.84 | 117.94 | 1125 | 0 |
| Treesville | city | Western Australia | Australia | -33.17 | 116.30 | 925 | 0 |
| Treslove | city | Western Australia | Australia | -33.34 | 121.72 | 354 | 0 |
| Trigg Island | city | Western Australia | Australia | -31.87 | 115.75 | 9 | 99836 |
| Trilbar | city | Western Australia | Australia | -25.90 | 118.08 | 1824 | 0 |
| Triumph Battery | city | Western Australia | Australia | -29.83 | 122.54 | 1669 | 0 |
| Truslove | city | Western Australia | Australia | -33.34 | 121.72 | 354 | 0 |
| Tuckanarra | city | Western Australia | Australia | -27.12 | 118.08 | 1669 | 0 |
| Tuckannarra | city | Western Australia | Australia | -27.12 | 118.08 | 1669 | 0 |
| Tullis | city | Western Australia | Australia | -32.80 | 116.37 | 938 | 149 |
| Turkey Creek | city | Western Australia | Australia | -17.03 | 128.21 | 967 | 0 |
| Turner Siding | city | Western Australia | Australia | -21.30 | 118.86 | 830 | 0 |
| Tutunup | city | Western Australia | Australia | -33.65 | 115.60 | 68 | 527 |
| Twenty Ounce Gully | city | Western Australia | Australia | -21.20 | 120.30 | 980 | 0 |
| Twenty Ounce Gully Mining Centre | city | Western Australia | Australia | -21.20 | 120.30 | 980 | 0 |
| Two Rocks | city | Western Australia | Australia | -31.50 | 115.59 | 6 | 16 |