| Name | Address, Zip |
| American Legion Unit 20 Auxiliary | Post Office Box 1096, 57532 |
| Sd 4 H Rodeo Finals | 310 Casey Tibbs Street, 57532 |
| Prairie Winds 4-h Leaders Council | Po Box 970, 57532-0970 |
| Hughes-stanley County Achievement Days Board | Po Box 923, 57532-0923 |
| South Dakota Agricultural Foundation | Po Box 1198, 57532-1198 |
| National Society Of The Daughters Of American Revolution | Po Box 464, 57532-0464 |
| Waterfront Gallery For The Arts | Po Box 94, 57532-0094 |
| Fort Pierre Volunteer Fire Fighters Association Inc | Po Box 123, 57532-0123 |
| Fort Pierre Recreation Association | 125 Caol Ila Ct, 57532-2300 |
| River Bottom Pink Ladies Dart League | 316 Shimrose St, 57532-3200 |
| Rural Health Care Inc | 202 Island Drive, 57532-7302 |
| Casey Tibbs Foundation | Po Box 911, 57532-0911 |
| Dakota Horse Stars Therapeutic Riding Center Inc | Po Box 602, 57532-0602 |
| Community & Youth Involved Inc | Po Box 215, 57532-0215 |
| South Dakota Nonprofit Network | Po Box 1196, 57532-1196 |
| Flying Five Foundation | Po Box 375, 57532-0375 |
| Wakpa Sica Historical Society | Po Box 1, 57532-0001 |
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