The organizational structure of the Office of International Affairs (IA) is as follows:
- Office of Resource Management (IA-10)
- Office of the Deputy Assistant Secretary for Africa, Middle East, Europe and Eurasia (IA-20)
- Office of the Deputy Assistant Secretary for Asia and the Americas (IA-30)
- Office of the Deputy Assistant Secretary for International Climate and Technology (IA-40)
IA's org chart is available for download here.