| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| T Bridge Corner | city | Washington | United States | 47.975 | -117.47833 | 2148 | 4757 |
| Tacoma | city | Washington | United States | 47.25306 | -122.44306 | 101 | 99105 |
| Tacoma Junction | city | Washington | United States | 47.24083 | -122.39333 | 144 | 90317 |
| Tahlequah | city | Washington | United States | 47.33278 | -122.50611 | 0 | 50041 |
| Taholah | city | Washington | United States | 47.3475 | -124.29194 | 3 | 81 |
| Tahoma | city | Washington | United States | 47.38833 | -122.01028 | 603 | 17066 |
| Tahuya | city | Washington | United States | 47.37139 | -123.05444 | 0 | 1732 |
| Tamill | city | Washington | United States | 47.51222 | -122.24972 | 216 | 108335 |
| Tampico | city | Washington | United States | 46.53528 | -120.86611 | 2119 | 578 |
| Tanner | city | Washington | United States | 47.47556 | -121.745 | 600 | 5051 |
| Tanwax | city | Washington | United States | 47.00361 | -122.24222 | 672 | 6249 |
| Tasker | city | Washington | United States | 46.69583 | -120.74278 | 1830 | 2111 |
| Teanaway | city | Washington | United States | 47.175 | -120.85639 | 1853 | 262 |
| Tekoa | city | Washington | United States | 47.22333 | -117.07111 | 2598 | 279 |
| Telford | city | Washington | United States | 47.69444 | -118.40611 | 2299 | 140 |
| Telma | city | Washington | United States | 47.84333 | -120.81444 | 2043 | 196 |
| Tenino | city | Washington | United States | 46.85694 | -122.85167 | 400 | 3002 |
| Terrace Heights | city | Washington | United States | 46.60639 | -120.43861 | 1184 | 18108 |
| Terrace Park | city | Washington | United States | 47.405 | -120.25639 | 984 | 30916 |
| Terrys Corner | city | Washington | United States | 48.24472 | -122.45472 | 108 | 3602 |
| Teske | city | Washington | United States | 47.07417 | -118.15167 | 1742 | 151 |
| Thatcher | city | Washington | United States | 48.555 | -122.8175 | 282 | 485 |
| Thavis | city | Washington | United States | 46.95778 | -118.21889 | 1597 | 75 |
| The Highlands | city | Washington | United States | 47.74389 | -122.36833 | 400 | 184144 |
| Theon | city | Washington | United States | 46.15472 | -117.095 | 3198 | 243 |
| Thera | city | Washington | United States | 46.93611 | -117.55361 | 1998 | 321 |
| Thiel | city | Washington | United States | 46.14028 | -118.49056 | 800 | 329 |
| Thomas | city | Washington | United States | 47.35389 | -122.22778 | 131 | 85427 |
| Thomas | city | Washington | United States | 46.03611 | -118.14444 | 1896 | 370 |
| Thompson Place | city | Washington | United States | 47.05556 | -122.78222 | 200 | 37368 |
| Thompson historical | city | Washington | United States | 48.13944 | -119.74722 | 1315 | 694 |
| Thornton | city | Washington | United States | 47.12083 | -117.38861 | 2398 | 329 |
| Thornwood | city | Washington | United States | 48.58361 | -122.22917 | 262 | 2859 |
| Thorp | city | Washington | United States | 47.06806 | -120.67 | 1797 | 301 |
| Thrall | city | Washington | United States | 46.93056 | -120.51 | 1437 | 8699 |
| Thrashers Corner | city | Washington | United States | 47.80917 | -122.20667 | 200 | 72905 |
| Three Lakes | city | Washington | United States | 47.945 | -122.01028 | 528 | 12856 |
| Thrift | city | Washington | United States | 47.05278 | -122.25111 | 797 | 19829 |
| Tieton | city | Washington | United States | 46.70222 | -120.75417 | 1935 | 1916 |
| Tietonview Grange | city | Washington | United States | 46.59333 | -120.7075 | 1423 | 5526 |
| Tiflis | city | Washington | United States | 47.06944 | -119.0575 | 1187 | 836 |
| Tiger | city | Washington | United States | 48.69167 | -117.40667 | 2037 | 126 |
| Tillicum | city | Washington | United States | 47.12361 | -122.55583 | 298 | 33401 |
| Timberlane | city | Washington | United States | 47.36528 | -122.08056 | 459 | 27233 |
| Tire Junction | city | Washington | United States | 46.09806 | -121.72056 | 3402 | 0 |
| Titlow | city | Washington | United States | 47.24667 | -122.55167 | 150 | 80369 |
| Tokeland | city | Washington | United States | 46.70667 | -123.98056 | 0 | 316 |
| Tokio | city | Washington | United States | 47.20972 | -118.26861 | 1899 | 170 |
| Tokul | city | Washington | United States | 47.56222 | -121.82306 | 456 | 5143 |
| Toledo | city | Washington | United States | 46.44 | -122.84556 | 200 | 1754 |
| Tolo | city | Washington | United States | 47.655 | -122.58389 | 98 | 42402 |
| Tompkins | city | Washington | United States | 46.46056 | -118.36889 | 1496 | 252 |
| Tonasket | city | Washington | United States | 48.70528 | -119.43833 | 898 | 586 |
| Tono | city | Washington | United States | 46.77611 | -122.82278 | 400 | 2059 |
| Toppenish | city | Washington | United States | 46.3775 | -120.3075 | 797 | 10903 |
| Torboy | city | Washington | United States | 48.68 | -118.66167 | 2598 | 327 |
| Toroda | city | Washington | United States | 48.94306 | -118.76083 | 1998 | 117 |
| Totem Park | city | Washington | United States | 48.15861 | -122.17667 | 137 | 21378 |
| Touchet | city | Washington | United States | 46.04 | -118.67111 | 498 | 397 |
| Touhey | city | Washington | United States | 47.75417 | -119.71056 | 2398 | 280 |
| Toutle | city | Washington | United States | 46.325 | -122.73528 | 593 | 658 |
| Towal | city | Washington | United States | 45.75139 | -120.60278 | 200 | 199 |
| Town and Country | city | Washington | United States | 47.7275 | -117.42056 | 2060 | 102919 |
| Tracy | city | Washington | United States | 46.08333 | -118.18778 | 1597 | 1538 |
| Tracyton | city | Washington | United States | 47.60917 | -122.65389 | 206 | 75031 |
| Trafton | city | Washington | United States | 48.23722 | -122.05722 | 255 | 3314 |
| Treemont | city | Washington | United States | 47.62583 | -122.61833 | 377 | 42402 |
| Trentwood | city | Washington | United States | 47.69667 | -117.20972 | 2083 | 50967 |
| Trikkala | city | Washington | United States | 47.63028 | -122.60917 | 295 | 42402 |
| Trinidad | city | Washington | United States | 47.23 | -119.99944 | 800 | 334 |
| Trinity | city | Washington | United States | 48.07472 | -120.85139 | 2798 | 193 |
| Triton | city | Washington | United States | 47.605 | -122.98861 | 39 | 518 |
| Trout Lake | city | Washington | United States | 45.9975 | -121.52694 | 1883 | 1121 |
| Trude | city | Washington | United States | 47.38972 | -121.92444 | 751 | 5155 |
| Tucannon | city | Washington | United States | 46.48917 | -117.95917 | 997 | 70 |
| Tukey | city | Washington | United States | 48.05417 | -122.84167 | 75 | 3226 |
| Tukwila | city | Washington | United States | 47.47417 | -122.25972 | 200 | 108070 |
| Tulalip | city | Washington | United States | 48.06861 | -122.29056 | 0 | 6137 |
| Tulalip Bay | city | Washington | United States | 48.0375 | -122.30889 | 0 | 2424 |
| Tulare Beach | city | Washington | United States | 48.10194 | -122.34194 | 0 | 3982 |
| Tulips | city | Washington | United States | 47.07222 | -124.03917 | 85 | 490 |
| Tulker | city | Washington | United States | 48.28167 | -121.76417 | 400 | 175 |
| Tumtum | city | Washington | United States | 47.89167 | -117.68194 | 1597 | 1535 |
| Tumwater | city | Washington | United States | 47.0075 | -122.90806 | 104 | 52502 |
| Turk | city | Washington | United States | 48.05417 | -118.11222 | 2982 | 232 |
| Turner | city | Washington | United States | 46.4125 | -117.85361 | 2198 | 187 |
| Turner Corner | city | Washington | United States | 47.80472 | -122.14222 | 301 | 43134 |
| Tweedie | city | Washington | United States | 48.08583 | -117.04472 | 2299 | 988 |
| Twin | city | Washington | United States | 48.165 | -123.95278 | 62 | 153 |
| Twin Spits | city | Washington | United States | 47.92667 | -122.60972 | 0 | 1290 |
| Twisp | city | Washington | United States | 48.36361 | -120.12111 | 1719 | 215 |
| Two Rivers | city | Washington | United States | 46.14083 | -118.94139 | 344 | 1498 |
| Tyee Beach | city | Washington | United States | 48.09278 | -122.38444 | 55 | 2191 |
| Tyler | city | Washington | United States | 47.43611 | -117.7825 | 2290 | 797 |
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