Arizona is a state in the southwestern region of the United States. It is also part of the Western United States and of the Mountain West states. It is the sixth largest and the 15th most populous of the 50 states. Its capital and largest city is Phoenix. Arizona is one of the Four Corners states. Wikipedia

Texas is the second most populous and the second-largest of the 50 U.S. states in the United States of America, and the largest state in the 48 contiguous United States. Wikipedia