TGO Views 11 meanings found TGO may refer to the phrase time to go in informal or governmental contexts, the nickname The Great One, telecommunications firms such as Teleglobe and TeraGo, or military terminal guidance operations. Community The Great Outdoors Community Services Association Governmental Task Group Operations Time to GO Terminal Guidance Operations Academic & Science The Gifted One The Great One Regional Tongliao, Mainland China Business Teleglobe, Inc. ThirdGen.Org TeraGo, Incorporated The Gunter Organisation