Field Staff & Regional Presidents TSTA Region Map Region 1A Region 1B Region 1C Region 1D Region 1E Region 2A Region 2B Region 2C Region 2D Region 2E Region 2F Region 3A Region 3B Region 3C Region 3D Region 3E Region 4A Region 4B Region 4C Region 4D Region 4E At-Large Members Headquarters