Region 1 - Panhandle
Andrews, Armstrong, Bailey, Borden, Briscoe, Carson, Castro, Childress, Cochran, Collingsworth, Cottle, Crosby, Dallam, Dawson, Deaf Smith, Dickens, Donley, Fisher, Floyd, Gaines, Garza, Gray, Hale, Hall, Hansford, Hartley, Hemphill, Hockley, Howard, Hutchinson, Jones, Kent, King, Lamb, Lipscomb, Lubbock, Lynn, Martin, Mitchell, Moore, Motley, Nolan, Ochiltree, Oldham, Parmer, Potter, Randall, Roberts, Scurry, Sherman, Stonewall, Swisher, Taylor, Terry, Wheeler, Yoakum
Region 2 - North Central
Archer, Baylor, Callahan, Clay, Collin, Cooke, Dallas, Denton, Eastland, Ellis, Erath, Fannin, Foard, Grayson, Hardeman, Haskell, Hood, Hunt, Jack, Johnson, Kaufman, Knox, Montague, Palo Pinto, Parker, Rockwall, Shackelford, Somervell, Stephens, Tarrant, Throckmorton, Wichita, Wilbarger, Wise, Young
Region 3 - Piney Woods
Anderson, Angelina, Bowie, Camp, Cass, Cherokee, Delta, Franklin, Gregg, Hardin, Harrison, Henderson, Hopkins, Houston, Jasper, Lamar, Liberty, Marion, Montgomery, Morris, Nacogdoches, Newton, Orange, Panola, Polk, Rains, Red River, Rusk, Sabine, San Augustine, San Jacinto, Shelby, Smith, Titus, Trinity, Tyler, Upshur, Van Zandt, Walker, Wood
Region 4 - Trans-Pecos
Brewster, Jeff Davis, Crane, Culberson, Ector, El Paso, Hudspeth, Midland, Pecos, Presidio, Reeves, Loving, Terrell, Upton, Ward, Winkler
Region 5 - Edwards Plateau
Bandera, Bexar, Blanco, Burnet, Coke, Comal, Concho, Crockett, Edwards, Gillespie, Glasscock, Hays, Irion, Kendall, Kerr, Kimble, Kinney, Llano, Mason, McCulloch, Medina, Menard, Reagan, Real, Runnels, San Saba, Schleicher, Sterling, Sutton, Tom Green, Travis, Uvalde, Val Verde
Region 6 - Central Prairie
Bastrop, Bell, Bosque, Brazos, Brown, Burleson, Caldwell, Coleman, Comanche, Coryell, Dewitt, Falls, Fayette, Freestone, Gonzales, Grimes, Guadalupe, Hamilton, Hill, Karnes, Lampasas, Lavaca, Lee, Leon, Limestone, Madison, McLennan, Milam, Mills, Navarro, Robertson, Washington, Williamson, Wilson
Region 7 - Brushlands
Aransas, Atascosa, Bee, Brooks, Cameron, Dimmit, Duval, Frio, Goliad, Hidalgo, Jim Hogg, Jim Wells, Kenedy, Kleberg, Lasalle, Live Oak, Maverick, McMullen, Nueces, Refugio, San Patricio, Starr, Webb, Willacy, Zapata, Zavala
Region 8 - Coastal Prairie
Austin, Brazoria, Calhoun, Chambers, Colorado, Fort Bend, Galveston, Harris, Jackson, Jefferson, Matagorda, Victoria, Waller, Wharton