Texas Panhandle Audubon Society
- Based in Amarillo, serves the 26-county Panhandle area. Local bird sites, publications, events, field notes, and conservation issues.
- http://www.txpas.org/

Panhandle Groundwater Conservation District
- Protects water resources for Carson, Donley, Gray, Roberts, and Wheeler counties, along with parts of four others. Includes information on staff and board members, rules, and programs.
- http://www.panhandlegroundwater.org/

High Plains Underground Water District
- Serves all or part of 15 counties on the High Plains of West Texas. Includes information about the Ogallala Aquifer, regional water planning and management plans, and water conservation practices, as well as links to related sites.
- http://www.hpwd.com/