The ODP Texas Regions category is based on the State Regional Planning Regions. The Panhandle Region includes Armstrong, Briscoe, Carson, Castro, Childress, Collingsworth, Dallam, Deaf Smith, Donley, Gray, Hall, Hansford, Hartley, Hemphill, Hutchinson, Lipscomb, Moore, Ochiltree, Oldham, Parmer, Potter, Randall, Roberts, Sherman, Swisher, and Wheeler counties. The Amarillo Metropolitan Statistical Area is within the Panhandle Region.