Killeen, TX

ZIP code 76540 is located in Fort Hood, Texas. This area is primarily occupied by the Fort Hood military base, which is the largest active-duty armored post in the U.S. The base contains important landmarks such as the III Corps Headquarters, the 1st Cavalry Division, and the 3rd Cavalry Regiment. Additionally, Fort Hood is home to various military training facilities and support services for service members and their families.