Texas is a state in the South Central region of the United States. At 268,596 square miles (695,662 sq km), and with more than 29.1 million residents in 2020, it is the second-largest U.S. state by both area (after Alaska) and population (after California).

Sweetwater is a municipality in and the seat of Nolan County, Texas, United States. It is 236 miles southeast of Amarillo and 181 miles west of Fort Worth. Its population was 10,906 at the 2010 census.

San Angelo is a city in and the county seat of Tom Green County, Texas, United States. Its location is in the Concho Valley, a region of West Texas between the Permian Basin to the northwest, Chihuahuan Desert to the southwest, Osage Plains to the northeast, and Central Texas to the southeast. According to a 2019 Census estimate, San Angelo has a total population of 101,004. It is the principal city and center of the San Angelo metropolitan area, which has a population of 118,182.San Angelo is home to Angelo State University, historic Fort Concho, and Goodfellow Air Force Base. Common nicknames of the city include Angelo, the Concho City, the Pearl of the Conchos, and the Oasis of West Texas.

Graham is a city in north-central Texas. It is the county seat and largest city of Young County, and as of the 2010 Census, had a population of 8,903.