Indonesia is an archipelago located at the confluence of four tectonic plates commonly called ring of fire which makes it prone to natural disasters such as volcanic eruptions, earthquakes, tsunamis, floods and landslides. In 2016 there were 1,122 earthquakes in Indonesia, and 108 of them were centered in the DIY province. Of the 438 villages in DIY, there are 301 villages that are prone to disasters, meaning that villages in the DIY province of 68.72% are disaster-prone villages. From this background, the DIY BPBD as the government agency responsible for dealing with disaster risk management made the Tangguh Bencana Village program (DESTANA) and the Disaster Preparedness School (SSB) in the mitigation efforts undertaken. This study focuses on the communication strategy of the Regional Disaster Management Agency in an effort to mitigate the risk of earthquake disasters in DIY, as well as what are the supporting and inhibiting factors in the mitigation efforts undertaken. The method used is descriptive research and analyzed qualitatively. The informants of the study were taken based on purposive sampling. Meanwhile for the method of collecting data using in-depth interviews and documentation. Data analysis techniques are done by reducing data, presenting data and drawing conclusions. The results of this study include several strategies for DIY BPBD starting from planning, establishing communication strategies, disaster management management activities, to supporting and inhibiting factors. The implementation of the program is effective, but there are still many people who do not yet know the internet media, especially the twitter used by DIY BPBD in the delivery of information, there is still a lack of budgets for communication programs such as billboards, and no initial testing of communication materials for media used in an effort mitigation.