Headquartered in San Jose, California, IDT has design, manufacturing and sales facilities throughout the world.
ທີ່ຕັ້ງຢູ່ San Jose, Calif., IDT ມີການອອກແບບ, ການຜະລິດ, ສະຖານທີ່ຂາຍແລະຄູ່ຮ່ວມງານການແຜ່ກະຈາຍທົ່ວໂລກ.