Region I
  • Corpus Christi
  • Galveston
  • Houston
  • Port Arthur
  • Victoria
  • Beaumont
Region II
  • Austin
  • Bryan
  • San Antonio
  • Temple
  • Seguin
  • Waco
Region III
  • Dallas
  • Garland
  • Grand Prairie
  • McKinney
  • Richardson

Region IV

  • Fort Worth
  • Lubbock
  • Wichita Falls
  • Amarillo
Region V
  • Odessa
  • El Paso
  • Midland