The Authority Mark represents KOICA's authority and history, and is used on headstones and in signing ceremonies. It is also used in administrative processes and official documents.

The Communication Mark is KOICA's representative visual symbol. It is the central symbol that the public encounters and is mainly used for external communication.

World Friends Korea is the integrated brand of KOICA and World Friends Korea, the overseas volunteer group operated separately to help global neighbors and enhance Korea’s brand value. The World Friends Korea logo, which is reminiscent of the five continents unifying to wrap around the center of the world, is based on the concept of partnership, understanding, and sincerity, to represent Korea’s experience of transforming from a country receiving aid, to a country providing aid. It means a dependable friend to the global community.