Killeen, TX

ZIP code 76542 is located in Killeen, Texas. This area is home to the Texas A&M University Central Texas campus and the Killeen-Fort Hood Regional Airport. The zip code also encompasses the local communities of Harker Heights and Nolanville. With its proximity to Fort Hood, the largest active-duty armored post in the United States, 76542 is a bustling area with a mix of residential neighborhoods, commercial establishments, and military facilities.