| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Wagner | city | South Dakota | United States | 43.07972 | -98.29278 | 1430 | 433 |
| Wakonda | city | South Dakota | United States | 43.00833 | -97.10639 | 1364 | 340 |
| Wakpala | city | South Dakota | United States | 45.65722 | -100.53472 | 1696 | 70 |
| Wakpamani | city | South Dakota | United States | 43.12167 | -102.14778 | 3398 | 233 |
| Walker | city | South Dakota | United States | 45.91028 | -101.09 | 2198 | 78 |
| Wall | city | South Dakota | United States | 43.9925 | -102.24111 | 2801 | 84 |
| Wallace | city | South Dakota | United States | 45.08611 | -97.47556 | 1801 | 247 |
| Wanblee | city | South Dakota | United States | 43.56944 | -101.66 | 2673 | 61 |
| Warbonnet | city | South Dakota | United States | 43.99917 | -103.13278 | 3166 | 3429 |
| Ward | city | South Dakota | United States | 44.15472 | -96.46 | 1758 | 407 |
| Warner | city | South Dakota | United States | 45.32583 | -98.495 | 1305 | 280 |
| Wasta | city | South Dakota | United States | 44.06861 | -102.44528 | 2362 | 84 |
| Watauga | city | South Dakota | United States | 45.92278 | -101.5425 | 2280 | 103 |
| Watertown | city | South Dakota | United States | 44.89944 | -97.11472 | 1732 | 16807 |
| Waubay | city | South Dakota | United States | 45.33194 | -97.30472 | 1811 | 224 |
| Waverly | city | South Dakota | United States | 44.99861 | -96.97139 | 1971 | 327 |
| Webster | city | South Dakota | United States | 45.33222 | -97.51972 | 1824 | 1461 |
| Webster Grove Addition | city | South Dakota | United States | 43.54889 | -96.81111 | 1450 | 31642 |
| Wecota | city | South Dakota | United States | 45.1725 | -99.11722 | 1548 | 110 |
| Wendte | city | South Dakota | United States | 44.24444 | -100.66472 | 1584 | 75 |
| Wentworth | city | South Dakota | United States | 43.99722 | -96.96389 | 1702 | 495 |
| Wessington | city | South Dakota | United States | 44.45417 | -98.69667 | 1400 | 122 |
| Wessington Springs | city | South Dakota | United States | 44.07917 | -98.56917 | 1617 | 1064 |
| West Acres Development | city | South Dakota | United States | 43.54611 | -96.86611 | 1456 | 10906 |
| West Britton | city | South Dakota | United States | 45.79222 | -97.8375 | 1318 | 229 |
| West Fork | city | South Dakota | United States | 44.44583 | -101.54806 | 2024 | 56 |
| Westover | city | South Dakota | United States | 43.74778 | -100.66583 | 1768 | 59 |
| Westport | city | South Dakota | United States | 45.64889 | -98.49667 | 1341 | 159 |
| Westreville | city | South Dakota | United States | 42.92417 | -97.02306 | 1299 | 336 |
| Weta | city | South Dakota | United States | 43.77444 | -101.71639 | 2293 | 75 |
| Wetonka | city | South Dakota | United States | 45.62528 | -98.7675 | 1450 | 119 |
| Wewela | city | South Dakota | United States | 43.01056 | -99.78056 | 2152 | 70 |
| Wheeler historical | city | South Dakota | United States | 43.15833 | -98.84222 | 1354 | 208 |
| White | city | South Dakota | United States | 44.43472 | -96.64944 | 1781 | 448 |
| White Butte | city | South Dakota | United States | 45.94056 | -102.36194 | 2499 | 56 |
| White Horse | city | South Dakota | United States | 43.30833 | -100.59611 | 2595 | 201 |
| White Lake | city | South Dakota | United States | 43.73028 | -98.71333 | 1624 | 185 |
| White Owl | city | South Dakota | United States | 44.59222 | -102.43028 | 2801 | 33 |
| White River | city | South Dakota | United States | 43.56806 | -100.745 | 2168 | 61 |
| White Rock | city | South Dakota | United States | 45.91667 | -96.57139 | 977 | 299 |
| Whitehorse | city | South Dakota | United States | 45.27056 | -100.88611 | 1689 | 98 |
| Whitewood | city | South Dakota | United States | 44.46111 | -103.63806 | 3789 | 928 |
| Wicksville | city | South Dakota | United States | 44.09611 | -102.58806 | 2965 | 76 |
| Wildwood Addition | city | South Dakota | United States | 44.03528 | -103.27444 | 3572 | 24279 |
| Williams Subdivision | city | South Dakota | United States | 44.95833 | -97.16528 | 1709 | 10622 |
| Willow Lake | city | South Dakota | United States | 44.6275 | -97.63667 | 1755 | 145 |
| Wilmot | city | South Dakota | United States | 45.40861 | -96.8575 | 1200 | 341 |
| Winfred | city | South Dakota | United States | 43.99722 | -97.36194 | 1699 | 305 |
| Winner | city | South Dakota | United States | 43.37667 | -99.85861 | 2017 | 3024 |
| Winship | city | South Dakota | United States | 45.92278 | -98.51833 | 1450 | 673 |
| Witten | city | South Dakota | United States | 43.43944 | -100.07917 | 2030 | 75 |
| Wolf Creek | city | South Dakota | United States | 43.3475 | -97.62333 | 1194 | 432 |
| Wolsey | city | South Dakota | United States | 44.40778 | -98.47444 | 1328 | 159 |
| Wood | city | South Dakota | United States | 43.49694 | -100.47694 | 2201 | 61 |
| Woodville | city | South Dakota | United States | 44.29111 | -103.75472 | 5898 | 388 |
| Woonsocket | city | South Dakota | United States | 44.05361 | -98.27528 | 1318 | 290 |
| Worthing | city | South Dakota | United States | 43.32917 | -96.7625 | 1354 | 1542 |
| Wounded Knee | city | South Dakota | United States | 43.14056 | -102.36528 | 3205 | 238 |
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