If you are in Sterling, Coke, Runnels, Coleman, Brown, Irion, Tom Green, Concho, McCulloch, San Saba, Crockett, Schleicher, Menard, Sutton, Kimble, Mason, Val Verde, or Edwards counties, you are in Texas Education Agency Educational Region 15 and the Education Service Center is located in the city of San Angelo in Tom Green County.