Igo can refer to the following: IGO Girawali_Observatory IUCAA Girawali Observatory Igo, another name for Go (game) I-GO, a non-profit organization which operates a car sharing service in Chicago, Illinois iGo, a brand of universal power adapter that allow a user to power multiple devices with a single adapter iGO (software), a PDA/PNA navigation software package, manufactured by NNG Ltd. IGO, or intergovernmental organization (see also) international organization Igo, California, a small town in the United States Indonesia Goes Open Source (IGOS) ISIC Global Office B.V.