| Business | Phone |
| Audubon Society Prairie Hills Rapid City 57701 | (605) 348-1345 |
| Sierra Club Black Hills Group Rapid City 57701 | (605) 348-1345 |
| Sierra Club West River Office 1101 E Philadelphia St, Rapid City 57701 | (605) 342-2244 |
| Defenders Of The Black Hills 919 Main St # 110, Rapid City 57701 | (605) 399-1868 |
| Nature Conservancy 8100 Sheridan Lake Rd, Rapid City 57702 | (605) 331-0619 |