Llano, TX

ZIP code 78643 encompasses Buchanan Dam, Texas. This area is known for being home to the second-largest granite dam in the United States, Buchanan Dam, which creates Lake Buchanan. The dam serves as a popular spot for fishing and boating, offering stunning views of the Texas Hill Country. Additionally, Inks Lake State Park is located nearby, providing opportunities for camping, hiking, and swimming in the crystal-clear waters of Inks Lake.