The ELTA program serves both in Taiwan and its off-shore islands through North, Central and South centers.
The North Center is operated by National Taiwan Normal University. It is responsible for Taipei City, New Taipei City, Keelung City, Taoyuan City, Hsinchu City, Hsinchu County, and Yilan County.
The Central Center is operated by National Chung Cheng University. It is responsible for Taichung City, Miaoli County, Changhua County, Nantou County, Yunlin County, Chiayi County, and Chiayi City.
The South Center is operated by National Sun Yat-sen University. It is responsible for Tainan City, Kaohsiung City, Pingtung County, Taitung County, Hualien County, Penghu County, Kinmen County, and Lienchiang County.