Texas Counties: El Paso, Hudspeth, Culberson, Jeff Davis, Reeves, Pecos, Presidio, Brewster, Terrell, Val Verde, Edwards, Crockett, Sutton, Schleicher, Ward, Crane, Upton, Reagan, Irion, Tom Green, Loving, Winkler, Ector, Midland, Glasscock, Sterling, Andrews, Martin, Howard, Mitchell, Nolan, Gaines, Dawson, Borden, Scurry, Yoakum, Terry, Lynn, Garza, Kent, Cochran, Hockley, Lubbock, Cosby, Dickens, Bailey, Lamb, Hale, Floyd, Motley, Palmer, Castro, Swisher, Briscoe, Hail, Childress

New Mexico Counties:: Lea, Eddy, Chaves