ITSA

ITSA may refer to:


 * Indian Telecommunication Service Officers` Association in India
 * Instituto Tecnológico Superior Aeronáutico in Ecuador
 * Intelligent Transportation Society of America, an advocate for Intelligent Transportation Systems in the United States
 * Information Technology Services Agency an executive agency of the Department of Social Security in the UK
 * ITSA Film Festival (Imagination, Talent, Shorts, Animation) - a Film Festival in Sonora, California